o ' ILLINOIS STATE GEOLOGICAL SURVEY 3 3051 00003 5240 Digitized by the Internet Archive in 2012 with funding from University of Illinois Urbana-Champaign http://archive.org/details/structureofherri88payn State of Illinois Dwight H. Green, Governor Department of Registration and Education Frank G. Thompson, Director Division of the STATE GEOLOGICAL SURVEY K. H. Leighton, Chief Urbana, Illinois No. 88 CI R C U L A R December I9I+2 STRUCTURE OF HERRI N (NO. 6) COAL BED IN MACOUPIN COUNTY, EASTERN GREENE AND JERSEY, SOUTHEASTERN SCOTT, AND SOUTHERN MORGAN AND SANGAMON COUNTIES, ILLINOIS By J. Norman Payne With Discussion of OIL AND CAS POSSIBILITIES By William H. East on CONTENTS 1. Circular 88 — Structure of Herrin (No. 6) Coal Bed in Macoupin County, Eastern Greene and Jersey, Southeastern Scott, and Southern Morgan and Sangamon Counties, Illinois, by J. Norman Payne; with Discussion of Oil and Gas Possibilities, by William H. Easton. 2. Tabulated Coal Data to Accompany Circular 88. 3. Plate 1-— Graphic Section from Southeast em Jersey County to Northeast of Carlinville, Macoupin County. (Filed separately - unbound) 4.. Plate 2 — Graphic Section from Scottville to Northeast of Carlinville, Macoupin County. (Filed separately - unbound) 5. Plate 3 — Graphic Sections showing Correlations of Pennsylvanian Key Beds in Certain Wells and Borings in Macoupin and Southern Morgan Counties. (Filed separately - unbound) 6. Plate U — Structure Map of Herrin (No. 6) Coal Bed in Macoupin County, Eastern Greene and Jersey, Southeastern Scott, and Southern Morgan and Sangamon Counties. (Filed separately - unbound) un Fig. i INDEX MAP LEGEND COAL MEASURES BOUNDARY BOUNDARY OF DEEP PART OF BASIN V/A/ \ AREAS COVERED BY STRUCTURE MAPS MX A OF TOP OF HERRIN (NO. 6) COAL ACCOMPANYING CIRCULARS 24,42,58,71 AND 88 MAP IN PREPARATION STRUCTURE OF HERRIN (NO. 6) COAL BED IN I.IACOUPIN. COUNTY, EASTERN -GREENE AND JERSEY, SOUTH EASTERN SCOTT, 'AND SOUTHERN MORGAN AND SANGAMON COUNTIES, ILLINOIS By J. 'NORMAN PAYNE This circular presents a brief discussion of the structural features of the Kerr In (No. 6) coal bed. in Macoupin County and in parts of adjacent .counties on the west, and^ north (fig. 1), and also a brief consideration of the Pennsylvanian stratigraphy of the area The' north and south boundaries are respectively the north line of T. li(- N., and the south line of T. 7 N., and the east and west boun- daries are respectively the- east line of R... 6 W-. and the west line of R. 11 W of the- -Jrd P'. M. '.-.•' The area lies within a relatively short distance of St. Louis and East St. Louis and Is traversed by the main lines of several railroads that connect St. Louis and Chicago. It Is well supplied with excellent highways . Thus convenient and cheap trans- portation to markets is available. : Coal Mi ning This region is an important part of the Illinois coal field. Most of the coal production, however/ has been from railroad or ship- ping mines located in Macoupin County. The county's total production from 1832 to 1930 was 173 ,985., 'Z%k tons (21).*-, -giving it -fourth rank among coal-producing counties in Illinois." Since 1930> ^ ^ s ranked from second to fifth in various years with a fairly constant annual production of about 3 l/2 to l\. million tons. In 191-1-0, ten shipping mines produced coal from Macoupin County (22); In 1920, at the height of coal-mining activity in Illinois, 17 shipping mines were in oper- ation. About two-thirds of the coal produced in the entire area Is from "captive" mines operated by one of the large v/estern railroad companies, but none of this coal enters the general' market . Until recently, two other large mines were also "captive" mines owned by a large oll-ref ining company,- but these- •mines" "have been Idle for several years. Their recently reported acquisition by a large coal company presages early increase in coal production. A number of the mines in the region, however, have been in operation for many years, several for more than 35 years; mining. in them .is approaching p For references, see bibliography, page-7 Page 2. II o new shipping n1 Q -4. n ^ soon. II o new snippet property boundaries and pr obab ly^ill ^oon^ ^ ^ . ^ Sines have been opened in *ho reg.. ^ rcgervc . abundant supply of cod suu Minable Goal Beds 1 < Q mainlv from the Hcrrin (No. 6 Coal production in this area is mainly ir Co lchester oql bed A few small local mines work the No. i+ £ thcsG lov;er (No: 2 coal bed in the western £?.**£ .'at Me dor a has produced c'ai bids li^^^^fabout^O JoS below the Colchester (No, 2) coal from a coal oca iy^b . . » bed (Pi. 5, Macoupin County No. 17W f v -, -u ^ ^ « fi-onrrallv absent in tnis. The Springfield (No. 5) coal '* c * f c J» slato"" (one or both of are, except for aVin.bed of coal -^ ^ of drlll _ holC s which probably ^present the No^ 5 |° ^ 1} . scattered throughout the arc. ipj. *>,o nxtent of the llo . 6 coal bed, The following table shows trie cx ^ ni \ reservc tonnage of thickness of the coal bed. ' County Greene Jersey Macoupin Morgan Sangamon Average thickness Feet . k I I EL (hi) CoalJReservea (5*0 (6|) (3f) (6t) Area under- lain by No. 6 coal bod. Square miles 150 160 Area of No. 6 coal r.iinc d out . Sq. miles' 1+- 1* 58- 1+ 10 Reservc area Sq. miles Total Reserve 1,199 Reserve tonnage. ilillion tons 7,086 the reserves ox cod ^^ present • ,, rl . nhprs refer' to map # County well numbers and well logs. (pi. k)f- tabulated well data, Page 3 . Co al "beds below the Hcrrin ( No * 6) bed . - At Me dor a, a shaft was sunk to a coal bed lying approximately 130 to. li|.0 feet below the horizon of the No. 6 coal bed, about 20 feet below the Colchester (No. 2) coal bed, and a few feet above a thin layer of limestone. This coal bed, designated as the Mcdora, is regarded as the equivalent of the thin fairly widespread Wiley coal bed in western Illinois, where it lies some distance below the Colchester (No. 2) coal bed and a. short distance above the thin persistent Seahorno limestone (20).. The Medora coal bed has been reported in a number of logs of drill-holes located within this area (table 1). The Colchester (No. 2) coal bed mined in the western part of the area is believed to be the bed which to the east is reported in drill-holes at a position 20 to 3° feet above the Medora coal, which latter bed is identified by reference to its underlying thin limestone, as noted above. The altitude, depth, and thickness of No. 2 coal and Its distance below Herrin (No. 6) coal bed are pre- sented in the tabulated data accompanying this report and in table 1. These data indicate that this coal bed lies fairly uni- - formly 80 to 90 feet below the Herrin (No. 6) bed but that locally the interval Is 100 feet or more. In general, the coal beds are approximately . parallel . The Colchester (No. 2) coal bed has been mined for local use at many places west of the line of outcrop of No. 6 coal bed In Greene County near Roodhouse, as indicated by the map and tabulated data. Where mined, It Is generally about 30 inches thick. The designation "No. I4." . is applied loosely to two thick lenticular bodies of coal, one of which has been 'worked near Rood- house and the other near Greenfield, and both of which appear to lie only a short distance below the position of* the Springfield (No. 5) bed. These lenticular bodies of" coal have been mined for many years but only for local trade. The coal bed at Roodhouse was reputed to furnish a block or "cannel" coal of special quali- ties, possibly because part of the bed is somewhat canncloid. In the" Greenfield lens, the. bed attains, a thickness of nine feet (Greene County Nos . 3 and 7^) • The No. J4. coal .bed or horizon lies between I4.O and 60 feet below the top of the Herrin (No. 6) bed, but is not recorded in all drill records. In western Illinois there are locally two lenticular beds at this general position, and it is possible that the same relationship may exist In Greene County. In any event, this is a bed of very local commercial importance. Key Horizons The general close parallelism of most of the Pennsylvanlan ■ strata make limestones of definite stratigraphio position valuable as key horizons for estimating the depth to the Herrin (No. 6) coal bed or other workable 'beds at points where such limestones outcrop Page 14-. identified. Scottvill^imosLono. The li«st- for *i£*to^ — S 2 ott ^ 11 ^ i^S? Sf ^tE^SS^S- northwestern Apple Crook and its triout-ries in vll i are of Scottville. Macoupin counties in the vicinity of the viii-Se beon This limestone is lithologloally siniW to one n ^ ^ called the Carlinville Intone (11) and which cr p^ ^ ^ SpoLfof^cnnsnv^iaA ££%&? Macoupin Creek (pi. 1, M» R. Ball Section) . £ +-hin bed of coal is present about J+0 feet below the the Carlinville liracstcne with sandy sh alo beds 1 ^ ^ of both stratigraphic positions 1B7O; Sangamon County, vol. V, pp. 5O6-319, 1873- 20 . V,anlcss, H. B.^.f^^^^^S^aSl^'^.. 21 • A "'SfislroS .nelardresf roc^tf tne G cSr 7tne year" 1930: Illinois State Department of Minos and Minerals: p. 16, 1931. 22. Fifty-ninth eoal report of Illinois 1 9 ^0: Illinois State Department of Minos and Minerals, p. 28, 19W- 16. Page 9. Table 1. - Tabulation of --intervals -between- top of -No. • 6 coal and top of various key beds, and average thicknesses of key beds in Macoupin County, j ... - ■ * ' * •- T. 7 ft., R. 6 W. T. 7 N.,- R. 7 W. - V » • / * - • , ^— ^ -•» . > . P*"^ rH -p •*] • W *H p , * ! • CO '■■ erf Q-i ' — > ■■ erf • Ch 05 +£ > «H v. ^ ' ecS Ch ■R ■• • ' U O > ^H W f^ .. c • '^ O > c_ -^ £ Pi 03 rH fc o ■'.: S •H CD H Sh o ^ •H P &( trf : i— I O O -P P* erf , rH o O ■ ti O O -P ,&, erf •H x) di ■ Co o - +5 P^;crf •H T3 P^ • H -P O ' - M .O O si . •H p> o Jh o o ^ O •H fp O -P rO .' | •H 4-3 O +3 rO 6 Cm O CO ) 3 Cm O CO 3 "■ o -p 0) :o • M rQ © .£5 • Oj, > ^ > A erf > ^o • t> O Bed Pi ' 5 ' ■ •§?" ' *^ r --« " 3 Medora coal 134-144 1&6 2 '-5" 3 130-134 132 l'-6" 2 Seahorne Is. 136-138 157 2' 2 135-137 136 5' 3 page 10, Table 1. - (Continued) Bed Shoal Creek Is. Macoupin coal Carlinville Is No. 8 coal Scottville Is. Scottville coal Piasa Is,' No. 7 coal rH crf > m •H Cm O -P Cm Cm w O rM Ct, erf O O -P O Cm^, U Q ,a CO w co o XI o -P £> © Cm faO o o CO -P M • H O -P erf (Above No. 6 coal) 233 Bk.sl. 1 201 • 8' 3 161 2" 3 37 5' 5 21 l'-lO" 5 T. 7 N., R. 9 W« erf Cm i> Cm w< U O O rH -P Cm Crf m O O •H +3 O CD O bO-P crf U t> © O f D O No data CO CO -o M id o •H T3 j3 © P r© 5 CO -P a •H O -p erf O Page 11. Table 1. - (Cont inued) T. 8'N., R. Vft." . . ..; i ' T. 8 N., R. 7 W. - * ■ t • x v v . ■s • i ......... — A "~N f •• rH P ': w • w rH • i .V ^^* w 1 Crf l lH^ a r*n P. ■ p - r> <^ ft«J i O rH CD O 5 o?i o i P ft cci •H Tj . ,ft a o o P P. ej •H TD Pu ... 1 ■, •H P , O £ O :0 ■ -H P O P ,0 . 1 s •H p O £ O O : -h p o 45 CD P 4D g . 0> * .■ CJ rO • CD O £3 CD • , ri P rQ' i> o : 3 fe ~' J !> o Bed pe; •5 ■3 •s . « < e^ (Above No. 6 coal) Shoal Creek Is. 303-335 " ! 329 11' 12 300-308 i 3p4 .,.•9' : '■ ,2 Macoupin coal 242-272 253 :-5" m 227w249; ! 236,. 3». , J0 . .8 Carlinville Is. 189-235 ! 214 f $i 21. 201 --2 10, 205 7 ' i ; ■ ■ No. 8 coal 159-183 ; 169 ,:5't .10. 158-185 ! 165 .3" . Scottville Is, 82-115 95 1' ,3 81-S8, ! 84, 1' 4 Scottville coal 56-75 "■ 64 ■•■3" 4 62-66 63. • Bk,Bl..< 3. Piasa Is. 32-63 | 47 ■5' 23 35-55. ! 44 ,4' w>i 14 No. 7 coal 21-47 36 l',-4* 11 2.6-42 i 33 l'5"v .9 Horizon of top of No. ^6-. coal. from, .which measurements-jare made. No. 5 coal | 29-39 i Below No. .6 .33' !♦ ' coal) ' '3 .. ■• No. 2 . coal Medora coal Seahorne Is. 85-112 129-138 135-148 1 96 -2,' -6" ; 133 l'-9" ■ 142 ?i» ■3 2. 3 ; -■ -.'. j .84 * i * f 2» . 1 Pago 12. Bed Shoal Creek Is.: Macoupin!' coal Carlinvillo Is. No. 8 coal Scottville Is. Scottville coal piasa Is. No. 7 coal > u CO p o p CO, CJ o o -P o CO 0) T3 fafl o 227-228 198-202 152^165 76-82- 61-69-' 32-46 16-33- Table 1. - (Continued), T. 8 N., R. 8 W. i „ e. o PI u o"^ ,y O H o -P &4 d •H rt o o jci •H -P O ■p O OtO o M-P bD a d W t) (5 Sh o o S3 o > -Q fe 5 u o p a -H o p <^ ^ o ^-^ H o o p o O T3 Pi & s CD O S3 (Above No. 6 coal) ;228 ?199 .158 80 : 65 36 26 Horizon of top of No. 6 coal from vh ich measurements are made. T. 8 N., R. 9 W. r-\ P a ■ °n t> : 5' 5" to • H O P T3 O S3 "+H «. $H O (D rH -P & OS COO •H -P O •H (D O fxO-P © © CD CD ^ fcO O (h CD > 13 «H O -p aj' 294-312 249-263 212-228 154-177 53-68 29-58 (Above No. 6 301 8'' 255 6" 221 6' 166 8" 94 5' 59 56 6' 10" coal) 3 3 6 2 ,1 5 5 CD r-t COO •r* -P O Oh O O -P CD T3 &0 •© yj -p Cm ^ o ^ H Ph OS o o -P o (D O hO-P to CD CO CO CO CD -p 3 •H o •H T3 CL, X! CD -P rQ § CD o < IS 181-233 205 7 T 8 133-161 157 u" ; ., 5 93-115 ! 108 5« 5 42-60 54 3" .5 25-48 36 7'. 29 15-35 ! 25 2' 10 HorizpA P-C top_pf ..No.* ..6 coal, from which- measurements- -are made'. No. 5 coal No. 2 coal Medora coal Seahorne Is. (Below No. 6 coal) .29.-34 . . 32 .Bk.s.l.-, 2- 81-105 110-128 115-147 39 91 118 129 l»-3" 2 '-5" 5» 1 10 11 16 Page 14. Bed Shoal Creek Is. Macoupin coal Carlinville Is. Wo. 8 coal Scottv'ille Is. Scottvllle coal Piasa Is. No. 7 coal Table 1. - (Continued) T. 9 N., R. 8 W. CO r, u o w w CD £ ■ CD r-H « o >J -p ft cd . CD t— 1 o rt o o 4J ft Crf ■H TS •H -P © £ o o ^ CD : -H -p o -P ^Q On ,0 U3 O -P ' (D O (D CD <+h • ' hD -P hO O (D Ij O ■ cd cc! tO CD S t u •n o U fl .Q : CD CD S CD cd i > ^ i> pci ; Cn ... M O CD rH -p ft cd fl O O -H -P O CD O hO-P CD CD CO to CO G Ej M o •H XJ ,£ CD -P P CD Cm hO O cd Sn CD 5 30 Horizon of top of No. 6 coal from which... measurements., are. made.. co ■B •H O ft -P cd t3 O No. 5 coal No. 2 Coal Me dor a coal Seahorne Is. (Below No, 6 coal) •107 2» .,;, 104-110 '107 2 ' • 157-160 :159 10' ••- * "" "" Table 1. - (Continued) Page 15. T. 10 N., 3. 6 W. T. 10 N.„ R. 7 Bed H 4^ d .. ■<-< > © sn O0 C d ft > w -P -P d -7H . _p P O Hh fcfl O d o > < to -p C ■ H C ft g -P d o (Above No. 6 coal) hoal Creek Is. 266-288 279 10' 13 263-288 271 4« A acoupin coal 225-241 231 2" 13 234-241 238 5" 2 arlinville Is. 189-220 199 6" 20 196-212 203 5' 9 o. 8 coal 151-180 160 8" 14 160-166 162 - 3" 4 cottville Is. 82-110 90 3' 12 80-110 91 2' 10 cottville coal 40-71 56 6" 13 48-68 59 2' 10 iasa Is, 27-47 37 5' 18 25-47 33 6' 17 o. 7 coal 21-32 26 .l'-5" U 1 1 15-34 27 10" 8 orizon of top of No. 6 coal from which measurements are made. b. 5 coal 20-40 i Below 30 No c 6 coal) BkLsl. t 0t 2 coal 91-103 96 3! -6." 3 edora coal 135-146 138 l'-5" 3 eahorne Is. 142-157 147 6' 2 83-102 114-127 120-140 94. 118 131 l'-9" Page 16. Table 1. - (Continued) Bed Shoal Creek Is. Macoupin coal Carlinyille Is. No. 8 . coal Scottville Is. Scottville coal Piasa-'l"sV No . 7 coal T., 10 N., R. 8 W. ^ o- — O rH £ o o •r-T-P o ■-H — S-. o O rH -P P* cS a o o • H P O O CD bO-P O . S w w o o •rH -P ,0 0- =H h0 O d u O. . > < w a -p > fi u •H o O p> a £ •H e . 3 4H p o CM ^-^ > <+-< ^t i— 1 ^ o oS Q) rH o pad o a o o •H -P o CD 0) O CD • ko-p o © S .... .. .. - < Horizon of top of No. 6 coal from which measurements are made, No. 5 coal No. 2 coal Medora coal Seaborne Is." Below No. ' 6 coal) ' 13-6 ' 6 , .... O ^ T3 p> o KO Ch erf o M Pago 17. Tabic 1. - (Continued) . (Above No. 6 coal) Shoal Creek Is. 233-265 249 8* 4 Macoupin coal 201-226 213 0»-6" 2 Carlinville Is. 173-200 185 4' 7 179-192 187 4.i. 6 No. 8 coal 132-167 154 l'-O" 7 138-153 149 8" 7 Scottville Is. 82-88 85 l'-4" 2 85-92 89 4' . 9 Scottville coal 39-64 53 0'-4" 6 41-55 49 9" 9 Piasa Is. 26-55 31 5' 8 26-32 29 3' 8 No. 7 coal 10-30 22 l'-2" 8 Horizon of top of No. 6 ^ coal from which measurements : are' made. •Ncr. 5 coal ■- 25-37 (Below - 31 No • 6 0-' -6 U coal I No. 2 coal Mcdora coal 90 135 2 i -O" 2 ' -0" 1 1 91 3k. si 1 Scahorne Is. 143 7' . : 1 143 3' 1 Page 18. -p Cm > CM u o (!) r-\ -P ft a £ o o ■H -p o Bed o- CD CD TJ hfl O d (A. Shoal Creek Is. Macoupin coal Carlinyille Is. 186-194 No. 8 coal 157-158 Scottville Is. 93-100 Scottville coal 61-67 Piasa Is. 32-36 Mo. 7 coal ■••--■ Table 1. - (Continued) .T. 11 N., R. W. r-i -p & Cm |> Cm v_. U O CD i— 1 -p ft a P! o o •H -P © W w § o •H -P X © o hD-P d <£> o CO •H O ft -P d o (Above No. 6 coal) 187 158 97 64 34 19 2' 4" 5' 5" 3' 7" !> =M ^ ^ o v -' © r-\ -P ft d £ o o •H --P O Cm O O -P o XJ to © c5 cn 2 2 3 ■3 2 Horizon of top of • No. 6- coal from which measurements are made (Below No. 5 coal 25 No. 2 coal 82 Mcdora coal 118-125 121 Scahorne Is. 120-131 . 124 No • 6. coal) Bk.sl. 1 l'-6" 1 l'-4" 2 8' 3 ,->!! N.,' K. 9 W. > © -P •H •P Cm <"• O "— ' H ft d o o -P o o o feO -P d © © > X CD w w O a o •H tJ ^! © 4-' r" © Cm W) O d fc O t>. «i Page 19.. Tabic 1. - (Continued) T. 12 N . , R • 6 W» T . 12 H., R . 7 W. .....*•> .. *• • /•""N ■i * — s '-~^ rH -p n • w rH * •v • W ci cm rH -P w w d -p r-l -P w CO > q-i *- ' " d Cm o -P ■ t> Cm «m d ^ o -p $-. o > «M >-" a ti J-. O i> Cm -— M Pi © ■H ! Sh o m •H © >H M O M •H -p O, d : O rH o O ' -P Pu d © rH o O 13 o o -P CVd •H T3 ft a O : -P O-i d •H tJ a •H -P o PS o o ^ O ■H -P O M O O ^ © •H -p o -P £> 6 •H -P O -P & g <*H O CD 3 Cm o co 3 O -p ■o O CD O Cm -p O •P © O CD © Cm -p • IhO -P t»n O d » to -P Wj O d © tJ o !d • d Tj o T3 O d d T3 hO ©. S '_ ■n o >H - uo o ^ S-, T3 O Sh ti 3 O © s © ■, M ,Q © © S © • Bj \> rQ > o • d ■£ ^ > o Bed « < -«J f^i ot < S25 (Above No, 6 coal) Shoal Creek Is. 248-270 258 9» 4 Macoupin coal 224-248 : 233 0'-2" 4 Carlinville Is. 166-205 181 5' 3 No. 8 coal 136-168 158 Qt-10" 11 " Scottville Is. 77-94 84 2'-6 n 9 81 6 ''-6"' • 1 Scottville coal' 32-49 40 0'-5" 4' 3 iasa Is.- : 30-36' : 32 5'' 11 . 40 3 »-6" 1 Vo. 7 coal 24-29' 27 l'-2 Tt 3 horizon of top of No. 6 coal from which measurements arc made, Mo» 5 coal Bfo. 2 coal \fedora coal Seahorne Is. 'Below No. 6' coal) 21 Bk.sl. ■ 1 94 Bk.sl. 1 136; Bk.sl.' 1 148 2' 1 95 Trace. 132 13' Page 20. Table 1. - (Concluded) T. 12 N., R . & w. - T. 12 N., R. 9 W. _ • ."— «* •* ' "N - — s rH -P ^ • w rH • * • W d Cm ■- 1 ^ w M Ci -P rH "P W w i> <+-< v — a C 5-. o ^^ i> o o s ^ • > rQ s> O >: ^ >, o Bed rt 10C1 296 161 9N 7W 10F1 112 200 9N 7W 10P5 111 x i5 195 9N 717 17A3 116. 81 9N • 7V7 21E7 275 280 • 135? 9N 7" 21F8 9N 711 22DS 122 II4.8 181 §N 7v; 23A8 123 111 195 9N 7W 23A8 283 12k 107 197? 9N "■' 717 28llk 29 b8 210 9N 7W 21k 208 9N 7v; 3kn8 " 11 9N 8Y7 33GS 31^8 159 9N 8w US 157 193 ION 6v; 2CS 6H3 190 ION 6v; te 87 l6l 192 ION 617 w 86 ION 6v; 8H5 K( 82 157? 199 ION 6u 9E7 k8 155 195 19k ION 6v/ 9H1 U-9 86 161 ION 6v; 10H1 . 50 l6l 192 ION 6\7 llAk 51 152 189 ION 6v; 11G5 ,? 2 160 19k ION 6x1 12B7 kk5 192 ION 6w ikok £ 86 20s 20k ION 6\7 15EL 16E6 162 ION 6v; 55 85 157 200 ION ION 6w 6ti 17C5 20AJ+ 61 88 93 I6I4. 199 204 ION 6v; 21 Ei+ 58 151 190 ION 6w 22Gk 59 161; 201; ION 6V7 23H5 60 83? 160 199 ION 6u 30D1 62 98 212 ION 6V7 32A1 "■ % 102 2lk ION 6y/ 33Ai^ 110 180 220 ION 7V7 65 102 ION 7W 12E5 68 86 162 205 ION ?7 13D7 69 196 ION 7W I7HI4. ■ 70 85 ION 7W 20C5 332 85 ION 7.7 20C6 •' 33I4- 87 ION 7\7 20C6 336 80 (Continued, on page 2k) Page Table 2. - (Continued) Location Interval from top of No. 6 coal to top of County Scottville Trivoli Carlinville Twp. Rge. Sec . number line stone (No. 8) coal limestone ION ty/ 2kD2 72 • 201 ION 717 2[^GL 2SF6 7 il • 93 116 203 ION tyj 210 ION 717 28F7 , ,5 160 ION T.i 301-11 IU1-6 110 ION 7W 3^B7 ^ 200 ION ?:i 35F7 • 78 85 . 200? ION 7TI 3508 79 161 203 ION E 36EI 81 97 • 212 UN LlE2 ?? ':15k 175 UN , 6v; 537 ?f|Jj 167 UN ' 6YJ 20A8 36 132 186? UN : 6w 25B1 38 158 180 UN 6\v 29E5 P 153 UN 6yj 30A1 88 UN 6vj 33E3 3to ^ 82 157 I83 UN 6\7 : fi-3 159 185 UN 6w 35A^ U2 . 200 UN 6Y7 36b1j. iA 190 UN 7\v 7E1 502 8 J UN TV/ 10G7 22 85 ikk • 179 UN 7V7 114A6 I 2° 150 11 N 7W ise8 k 132 186 UN 7VJ i6e6 25 88 151 190 UN 7W 18H3 57 91 UN 7W 19E5 26 86? UN 7" 20E3 27 92 153 192 UN 7W 21B1 28 87 1 5J 192 UN 7.7 23 A7 29 86 138 I83 UN UN £ 29 d8 tEk 31 19 83 99 ^l 13k UN 8\7 9Fk 15H6 20 100 158 180 UN 8w 3k2 93? 12N 6\7 2Dk 2D6 1 145 12N 6v; 2 ' "88 12N 6v/ 8A7 2M 175? 12N 6w i8ei & 175? 12N 6\7 30A3 88 153 12N 6y; 30111 7 & 161 171? 12N 6y; 30117 5 8? 168 12N 6v; 31B5 6 82 153 205 12N 6w 31F2 10 80 12N 6w 31F3 9 F 158? 12N 6\7 31H1 11 80 158 (Continued on page 25) Page 25 Table 2. - (Concluded) Location Interval from top of No . 6 coal to t op of County Scottvllle Trivoli Carlinvllle Twp. Rge . Sec. ■ number limestone (No. 8) coal limestone 83 I5I4- 8l 91 160 88 12N 6w 32E1 12 12N 7V7 17E1 305 12N 8w 15B7 15 12N 97; , 3 Outcrop 12N 9V7 ,1+to 10 Outcrop 1 H 1 -^-1041 443 .• x / \ T. 14 N. IA ' 487 312' scott}"' " " G R~E 352 + 1512 ....■•"' 952^ M_0 ENE ■ ■ RGAN 1 i • -T I860 ^\ 1030 965 \ , V^ f .754 f SANG AMON 13 MACO UPIN 578 -6- T 505 1 l2 4 1586 1 1 1 i ^ 1828 + 1487 + 328 633 ,11 [ 1 10 ,9 8 T |7 1 N RY 745 1076 l + 724 496 CARLINVILLE> NOR TH T / 580 485 S 50 535"^ 695 ^'j f -JjERS 1187 J r-. 1 • 1540 4 37 V + ^5. 500 A- 1 612^ -$- ^1635 1380^448 1 A jJfeL -O- 1613 '*r*p''N^578 b0 ^L^i^CARLI ..,;#T" 507 SPANISH NEEDL NVILLE -A. 617 £" T 382 755 -*-•■■ 1542 1605 "shipman" -fife 560 ^ 1 93C > 5 440 p/,/1/ ' .'' "f ,' 550 CREEK ^.UNNAMED T^320 ty UNNAMED NVi£w2 ^r\ 625 T "7 546 256 3o9 ^GILLESPIE WYEN 575 - -^fjUNNAMED 1 jjfer— ^ 1000, 1 3 ^ T>- 2235 , ■4- "^ 4( L S ' / 1 / / / 1 H 1 1 STAUNTON 2307 67,^ GILLESPIE- „ BENLD -852 R.IIW. ' ^ • 10 IL OR CAS POO AS WELL IL WELL RY HOLE RY HOLE WITH 9 8 7 LEGEND -$- DRY HOLE WITH SHOW O ■^t DRY HOLE WITH SHOWS 1586 TOTAL DEPTH , CHESTER -IOWA SUBSURF/ HOW OF GAS DEVONIAN- SILURIAN SUB SCALE 2 4 6 8 10 12 MILES i i ■ i 1 i — i R.6W. F OIL OF GAS AND OIL kCE BOUNDARY SURFACE BOUNDA FIG. 3 - INDEX MAP SHOWING OIL AND GAS DEVELOPMENT IN THE AREA Page 27 OIL AND GAS POSSIBILITIES' , By WILLIAM H.'/EASTON, ■■ - ' •• Introduction .' . ■ - This summary of oil and gas development and possibilities is based on the structural, features . of coal No.' 6. Prospecting Is recommended. in several, areas but is discouraged in other areas in which proof of closure is lacking .... There may be small amounts Df oil or gas along anticlines that have small unrevealed closure, but the amounts are. not likely to be commercial. Most of the drilling has been in the form of coal'tests ■ many of which entered the lower Pennsylvanian sandstones. There ; ' are no records of some of the coal tests or of more numerous oil ana^gas tests that were drilled years ago. Moreover,, it is not possible to check up on production of all wells or pools. In the following report, the records of wells are used as •reported to the Geological Survey.; some records of shows of ■ oil and gas are prob- ably omittea and some reports of shows , may be inaccurate, but in '■' any case, the available information is reviewed herein for the benefit of the .Industry. "... ... ,. ' . Possible Producing Formations Possible producing formations in the region are ten in number, namely: (1) Pennsylvanian sandstpnes ,■ (2) Chester sand- stones, (3) McClosky limestone-," tt) StvLbUls' limestone , (5) Salem stonf °?ft? i: 6) tolin S ton -^okuk limestones, (7) Devonian lime- ' stone, (b). Niagaran dolomites,, (9) "Trenton" limestone, and (10) rdovician sandstones and dolomites below the; "Trenton'!.', Only the Pennsylvanian system has been extensively or u«n?f S i Y ^JPected in ^e area. Production from .the ^Pennsyl- vanian has come from sandstone strata in the lower part of the system. xhese strata have been formerly referred to a,s Pottsville TniZ\y7temr m ^ reWQS ^^ ever ^ lo ^^'^^P^of : Mie Pennsyl- , ni , HloD l he fester sandstones', which : produce' ;oil;. in central and °r*T^ ern Illlnois * ATS restricted chiefly to. the southeast cor- of the area where they are thin.,, They are aLso probably Page 28 » o represented by thin deposits left as residual outliers by pre- Pennsylvanian erosion. Because Chester strata are thin, Irregu- larly distributed, and close to the surface, they are thought not likely to produce oil or gas in the area. The I.IcClosky limestone, which is very productive in the Illinois basin, is a possible producing formation in part of this area, especially in the southeast portion where it has a greater cover of sediments. No shows of oil or gas have been reported to date in the I.IcClosky In this area. Outside the area of Chester sediments, it is likely to be absent, owing to pre-Pennsylvanian erosion. One well (Macoupin County well No. J4.62) had a show of gas in the St. Louis limestone. The Salem limestone is the producing formation in the Jacksonville gas field In Morgan County. Shows are reported from the Bur ling ton -Keokuk limestones in one well. The Devonian limestone is absent in the northwest part of the area. It produces in the Sorento pool In northwestern Bond County. The IJIagaran limestones and dolomites are overlain, directly by Pennsylvanian strata in the northwest part of the area. Shows of gas have been reported from the "Niagaran" in the area, and it is the producing formation in the Pittsfield gas field in Pike County. ,The "Trenton" limestone is the oldest producing formation in Illinois. The discovery of very good "Trenton" production near St. Jacob in southeastern Madison County in , July 194-2 makes the. prospects of other areas in western Illinois look more favorable. It should be noted, however, that "Trenton" structural "highs" may not extend Into younger beds because such "highs" may have been formed before the younger beds were deposited. Shows of oil were reported in Lower Ordovician beds in one well (Jersey County well No, 5) . .;• : Structural Features The names of the' geological structures (pi. 'I4.) used in this report arc listed below, with a note as to whether the name is old or new. 1. Staunton dome : (old) 2. Anderson anticline (new) 3. Burton anticline (new) 5A. Carlinville North dome (new) L|_. Carlinville anticline (old) i|A . Carlinville dome (old) . > 5 • Grimes anticline (new) 6. Hickory Grove anticline (new) ' 6A. Macoupin dome (old) 6B. Spanish Needle Creek dome (old) 7. Lowder anticline (new) Pace 29. 8. Modesto anticline (new) 9. Nilwood anticline (new) 10. PTainview syncline (new) 11. Shipnan anticline "(nev;) 12. South Litchfield dome (old) 13. Thayer dome (new) •..„•.. : llj.. Waver ly anticline (nev/) 15. Weyen anticlinal nose (nev;) The discussion of oil possibilities in.T. 7 S., Rs . 6, 7? 8, and 9 V/., is given in Circular 71,'pp. 9 and - 12, and is quoted below. The present. map omits the small closing contour formerly shown in sec. ll+, T. 7 N.,.R. 8 V7.; other slight shifting of con- tours is too minor to warrant discussion. "(1) Staunton dome , sec. llj. and adjacent sees., T. 7 N., R. 7 W.,. Macoupin County. "The Staun ton dome is "described in: Bulletin 28, p. [p.; Mining Investigations Bulletin 11, p. 37 > an( ^ Bulle- tin i|i|A . • A gas field which produced for three years from 1916-1919 was located on this dome. Production was from Pennsylvanian sandstone, and the average depth .to top of pay in l8 gas wells was i^6l feet. Average thickness of pay was 30 feet. The deepest -well J on the structure, drilled in -lQJl, had a depth of 2571 feet and tested the 'Trenton'- limes torie. "The fact that mine levels were "used in the -::--::-:h:- structural interpretation insures a greater degree of accuracy than was possible in previous maps. "The dry hole to the 'Trenton' has undoubtedly dis- couraged further test -drilling for oil -or gas on the Staunton dome ." 2. Anderson anticline . - The Anderson anticline, named from Anderson School in the SE corner sec. 2, T. 10 N., R. 7 Y/., is a mild warping at Modesto and terminates about three miles south of South Standard. . It has not been tested to the lower Pennsylvanian, although- several coal tests have been drilled on It. Drilling is not- recommended- because the structure has no closure. 3. Burto n- anticline. . - The Burton anticline, named from the Burton School in the NW l/lj. sec. 3]+, T .. 10. N., R. 7 W.,' is terminated at the west by the Carlinville , North dome and extends eastward about five miles in an arc between the Anderson anticline and the Carlinville anticline. Two.'V/eils In sec. 35.h a< ! gas shows , -one . (Macoupin County No. 77) had gas in shale and sand at 395-^05 feet, and the other (Macoupin County No. 78) had a shov; in shale, .from lj.07-i;13 feet. The well in sec.- 2I4. (Macoupin County No. 72) had a possible Page 30. . show of gas below ^hjj feet and a very slight show of oil at 550 feet (total depth). YJithout known closure, further drilling along this anticline does not seem advisable. 3A. Carlinville N orth dome . - ' The Carlinville North dome, named for the Carlinville North pool, lies one mile northwest of Carlinville, occurring at and near the common corner of sees. 17, 18, 19, and 20, T. 10 N., R. 7 W. Production has been obtained from the east flank of the dome in sees. 17 and 20. Oil, with which some gas occurs, is obtained from the lower Pcnnsylvanian at about 500 feet. The well in sec. 17 (Macoupin County No. 71) was drilled in 1913* and at least 'one well was' drilled in 1921. The recent drilling began late' in 19^4-1? a nd there were three producing and eight abandoned oil' wells in July 19U-2 • This pool was 'formerly 'included with. the. Car- linville pool, according to Blatchley (Bull. 23, p. 11), who reported one well to have made 10Q barrels daily. . I4.. Carlinville anticline' . - The' "Carlinville anticline extends from northwest of Chesterfield eastward to southeast of Carlinville, then .swings north to about .four miles south of .South Standard. In sees. 11', ll;, 10, and .15, T. 9 N.,K. 7 ',7 . , is a fairly sharp nose without known reversal of dip. A coal test (Macoupin County No. 296) did not reach the lower Pcnnsylvanian, The broad "high at the east end of the Carlinville anticline in and about sees. 32 -and 33* ^ . 10 IK, R. 6 II., sees. I4. and j?, T. 9 *N»> R« 6 v7.,i has hot been tested by any well reaching the lower Pennsylvanian. Doming or reversals of dip are not known but may occur. This is a possible producing area, but not . enough data are available to suggest a location. . . • i|A. Carlinville dome . - The Carlinville structure was first mentioned as an anticline in 1910 by Blatchley (Bull. l6, p. l6i) who' discussed the finding of gas in the Carlinville field. Kay reviewed the Carlinville field in 1911 and presented a partial structure nap (Bull. 20, pi. VIII). The Carlinville field v/as mentioned by Lee (U.S.G.S. Gillespie-Mt . Olive folio) as being on a dome, here designated the Carlinville dome. It' has ' long been known' to have about 20 feet' of closure. The most comprehensive discussion of the Carlinville pool to date is in Bulletin 31* PP» 91-99° Drift gas, discovered in the "early sixties," led to the discovery of gas in the lower Pennsylvanian strata in 1909 and oil in the- lower Pennsylvanian in 1911. The gas had an initial pressure of 135 pounds; the oil had a specific gravity of* 28.69b. Although the pool was abandoned in 1925 ? it is now producing again from three wells and a fourth well is being cleaned out. 5° C-r ime s anticline . - The Grimes anticline, named from Grimes School in the IIV7 corner sec. 11, T. 8 N., R. 7 W?> extends ixi an arc from Shipman to just north of Gillespie. Although gas was obtained at Shipman in ( 1907* "V* was n °t until January of 19^4-2 that further drilling v/as done. The first well of the three (as of ; Page 31. July 191+2) in sec. l8, T. 8 N., R. 8 Y/., made 1 l/2 million cubic reet per day from the lower Pennsylvanian, -. the top of which ^lies it 365 feet below the surface. •, . * Lee mentioned a possible dome (Bull. $1, p. 105) in she N l/2 sec. TO,- TV 8 N-. , R. '8 -V/., but the' structure is not indi-," . jated by the- present* map'.'. He. also . suggested that a slight. upward mrping may exist somewhere near the comer of sees, 3 and- if, I 8 N.., R. ? W.-,- and '33. and 3k, % .- ,9 N.,-..R. 7 W3 (Bull. 31, p. 105) ' Dut.it is not supoorted by this mao.. . ■• <- ' '."." - -■" > '■ ' ' ' ' ."."',..' ■ ■' : .• . ..' '■ ' '■ ■'■ ' .. ' ' The Holmes - Watk ins well . in sec:. ■ 2^ , T. 8 N.,R/ 9WV, , lad two shows- of oil from I+3.O-I4.33 feet and::'45°-455- -feet- in the; : jower Mississip'pian-, topped ' at l\l 8 feet . . The.YJ. R. Holmes and Jraham - Kulenkamp 'No. 1, Ml/4. SE l/k SW lA -sec* -7, -T . '8 N.,' m 8 W., made 150,000 cubic feet of gas from the lower Pennsylvanian, vhich was topped at 31^4- feet, -,-■. :„v.'\... ., ...- '■ . V .'Without 1 indication, of closure,, further drilling is not . warranted in this region. • ' . -' : -.■;■.' 6. Hickory Grove anticline . •- The general anticline" on /hich the : Spanish Needle Creek and the Macoupin domes lie is called ... • :he Hickory Grove anticline, "named from Hickory Grove School in " ;he center E l/2 sec. 28, T. 9 N., R. 6 W. It extends east-south- jastward from the common corner of Green© »: Jersey, and Macoupin counties at. least to the cent.er.-of the .east, edge of T. -9 N.,.R. 6 W. • ?he west end is more Tike an" Anticlinal nose,: but there . is a ■ sharpening of the structure' in see's . .21, ■ 26, and «27> "T. -9- N., R, 8 ¥.,- /hich has- been partially, test.ed; .'. this, is. discussed, below under, the. lame Macoupin' dome . ■',■•., ( - Eastward from the Spanish Needle- Creek dome : the [ickory Grove anticline 'becomes broader. The well in the SY/'cor-' ler of sec. 23, T. 9 N., R. 7 W. (Macoupin County No. 1J+8) had a small show of gas at I4.7I4. feet -(lower. _ Pennsylvanian?) and gas shows . it 508 feet (lower Pennsylvanian) and 6I4J4- feet (Lower Mississip.p'ian .imestone, .top 628 feet). Of the two .■wells - in sec. ; 33 , T«. 9 N-r I, 6 Y/«, one (Macoupin County ./No.. 131) 'had a sTight show of oil . "rom 115.-127 'Tee t (lower Pennsylvanian); the other (Macoupin County Jo. 150) had a good show of gas at 596-o05 feet, a show of oil at )05-6lO feet, and shows of gas . and oil at 6l-0-£l5J...f ee.t.,..-all in. -the .ov/er Pennsylvanian. «. It ■ is- possible ■ that-, a well drilled, up-d'ip: .n the E l/2 .sec. 29, or ■ in the til l/2 sec .. :28^. T. -9' N. ,;. R. 6 .17., /ould be more favorably located for obtaining .commercial production )f gas and oil. A reasonable location for .a test well is in the •-enter of the NW l/l\. sec. 28,' T. 9,'.'N'., R.. 6-.V/. . The lower Pennsyl- vanian, which Includes the most favorable possible producing lorizon, lies at about 580 feet.... , ... . ■ '_ ... 6A . Macoupin dome. - The Macoupin, dome has been des- cribed (Bull. 31, p. 101+) . 'It lies mainly in sees. 26 and 27, '. 9 N,, R. 8 V/., and is elongated east-west. The area including ;his dome was mentioned in the Gillespie -lit , Olive folio, ; p. 9> as )robably a. region of . warped strata. ..The Impromptu - : Rinak'er and Page 32. Benson well in sec. 27 O'lacoupi'n County No. 87). had a. show of gas at from [[Z^-liJiO feet In the lower Pennsylvanian. The Ohio - Mutzbauer well No. 1 (Macoupin County No.. 8I4.) in see-, 23 had. a light showing, of oil at. 3.il3V£ee*t; and a gas show at 322 feet, both in the. Pennsylvanian. (This well is mentioned in 'Bull'. 31 / P-' IOJ4.*, as being one mile northwest of the bridge in the N2f corner sec. 27,. which would place it In sec. 22; apparently northeast was meant In- stead of nbrthwes't) • The Macbuplh dome is not yet adequately 'tested-. For further testing, the S l/2 NVJ l/I|_' sec, 26, T. 9 N.,'R. 8 Y/., would be the most reasonable location because, it would be higher than the other well (Macoupin' County No. O7) to the west which gave, a shov/ of gas. The lower- Pennsylvanian there lies at about I4.OO feet.-'.!!.'-, Present studies indicate .'that the' dome- has. about ten. feet 'of closure on the Herrin (No. '$) coal. , !-.•'•"..'" 6B. Spanish Needle Creek dome. - The Spanish Needle Creek dome as originally described (Bull. 31> P« 102), was located in the NE I/I4. SW 1/1+ sec. 21, T. 9 N.,' R. 7 V/*, but more, recent data indi- cate that the crest lies in the SE I/I4. NW l/k sec. 21. The dome was mentioned in the Gillespie - Mt. Olive folio, p. 9*. A sub- ordinate "high"- in- sec , 28 is not substantiated -by. present -data'; also the axis of . the structure trends nearly east-west .instead! of north- west -southeast . Production' on the Spanish Needle ' Creek dome . was from the lower Pennsylvanian sandstones. The deepest well (Macoupin County No. 28l) on the dome Is the '7. E. Schmidt et al (Hercules - Oil knd Gas) ' - Miller* No . 1, which was dry and abandoned at a total depth of 5^4-5 feet but was still in the Pennsylvanian. The field was discovered in 1915 (the same year its structure was pointed out by Lee) and was abandoned in 195^4- • Cto e well is reported to have made 3 million, cubic feet of gas per day. ( Gillespie-Mt . Olive . . folio, p, 13 ) . ; " • . , « , « . ... No deep test has been made on the dome. .There are no Chester strata within the area of the Spanish Needle Creek dome, hence possible, deeper production would have to come .from, rocks of early Mississippian age or older.. Probably the dome is too small* to justify such deep drilling. 7* ■ Lowder ' anticline . - The Lowder anticline 2 named' for the town, lies between the V/averly anticline and the Modesto anti- cline. It" is . in line with the Thayer dome and appears to be a branch of the Waver ly anticline. No tests have been made on the Lowder anticline . Until evidence of doming can be substantiated, further drilling does not appear ' advisable . 8. Modesto a nticline . - The Modesto anticline, named for the town, extends from .the northwest .corner of Macoupin County, through Modesto and then eastward to the -northeast ' corner' of, the county. ... There has been only one Important well drilled -on this anticline, and that is the 0. G, Hayes"- Alders on No. 1 (Macoupin Page 33. County No. 305) in sec. 17, T. 12 N., R..7 Y/. , The well ended in. the St. Louis limestone, topped at 565 feet, but no shows of oil or gas were reported. There is* no -present indication of closure on" the anti- cline, hence prospecting is not recommended. 9. Nllwood anticline .'• - The'. Nllwood anticline:, named for the town, extends from about two miles northwest of Nllwood in an arc to the south, to about two miles south-southeast of South Standard. The south end of the' NilwoOd anticline is in line with the trend of the Carlinville anticline., ' The coal test in sec. 29, T. : 11 N., R. 6 VJ . , did not test the lower Pennsylvanlan sandstones.' 'In sees. I4." and 9, T. 10 N.,. R. 6 W., several coal tests have "been, drilled but only one (Macoupin County No-. i|9)< tested the- lower , Pennsylvanlan sand- stones. There were no shows reported, . and the well was' completed .'. in the St. Louis limestone at' 695 feet. To the east of the latter region, two wells had shows of oil, one (Macoupin County. No. 1+1+2) in sec. 35, T. ll'N.,, R. 6 W., and the other- O'lacoupin County No. )])\ %) in sec. 2,'. T. 10. N., R. 6 W., which 'produced' a little oil but is temporarily abandoned. •--•'• • ■• . • « ; - There is no known reversal, .of . 'dip on the.-Nilwood anti- cline, but additional data may prove the presence 'of one or more, domes. The presence of anticlinal noses along the east margin of the structure might be an indication of the presence of domes up- dip. Recommendations for drilling cannot be made. : 10. Plainview syncline .' - The Plainview^ synclihe, named for the town, extends completely across Macoupin County between the Hickory Grove anticline and the Grimes" anticline and has an east-west trend, ' plunging 'eastward. It has . a closed low spot in sec. 3^, T.. 8 N., R. 9 W. '•' ' The Plainview gas field lies in sec. 35, immediately east of the closed. low. -Production Is from- the lower "Pennsylvanlan sandstones. One well made 1 l/2';mlllion cubic feet per day. No closure- is known, 'hence, further drilling Is not warranted at present.' 11. Shipman anticline . - The Shipman anticline, named. "or the town, extends from Shipman to Mount Olive.'- At \ the west end of the anticline in sec 25, T. 8 N;, R. 9'W.,' is located the well (Macoupin County No. 175) which Was reported as having had a show of gas (Bull. 16, p. 176). ^he gas was encountered at J4.18 feet in the Lower Mississippian . In sees.- 15 and 22, T.'S N. , R. 8 \T. , is a small gas field which produced from the lower Pennsylvanlan. Although not Page 3I4.. specifically named, it is sometimes called the South Plainview field. Two wells entered the Lower Mi's'sissippian "but no deep tests were drilled, the deepest being 550 feet. The' Gillespie - Bcnld gas field is in sees. 29 and 30 » T. 8 N., R. 6 VJ. Production was from the lower Pennsylvanian sand- stones. The number of wells drilled is not known, but there were reported to be at least three producing gas wells and one dry hole. The production of one well (Macoupin' County No. 1J4.3 ) was reported to be 5 million cubic feet of dry gas per day from 53^ feet (lower Pennsylvanian) at 155 pounds pressure. The field had been partially drilled by 1925 an< l was abandoned in 1955* The structure has been indicated in Bulletin Jl, p'l . II, on the Gillespie quadrangle geo- logic map,- and on page 9 i n "the Gillcspie-Mt . Olive folio. In sees. 20, 29, 32, 33, and yh r , T. 8 N., R. 6 VJ., there are five small domes. The one of these which Is mostly in sec. 20, has been tested (Macoupin County. No .. 289) by '. a gas well completed in 1931* production coming from the lower Pennsylvanian at 565-575 feet. The field' was not named because of its small size. The amount of gas obtained is not known. Of the other. domes, the east one (In sees. 33 ana 34) has had a coal test (Macoupin County No. llj.8 ) drilled on it which did not reach the lower Pennsylvanian, having only gone to 3.6 1 "feet. Another very small dome in sec. 23, T. 8 N., R. 7 W., has had a nearby test (Macoupin County No. 290) which had a show 'of oil at 595 feet in the lower Pennsylvanian. These low domes may contain gas in the lower Pennsylvanian, although it is impossible to know whether or not the gas would be in commercial quantities. The fact that pro- duction was obtained in the Gillespie - Bcnld gas field nearby is somewhat encouraging. If the small domes are drilled, the most favor able locations are the NW l/lj. SE I/I4. SE l/k SE lA sec. 23, T. 8 N., R. 6 W., the SE I/I+ W lA NE lA sec. 32, the center of the E l/2 sec. 32, the NE lA SW 1/4 NE I/I4. se c. 33, and' the center of the S line sec. 32, all in T . 8 N., R. 6 W. The lower Pennsylvanian sand- stones, which would be the most probable producing formations, lie about 250 feet below coal No. 6, or about 660 feet deep In sees. 32 and 33* 12. South Litchfield dome . - The South Litchfield dome was described (Bull . 3 1 > P» 1031 ^ s occurring partly in sec. 25, T. 8 N. , R. 6 W., but the west portion which should occur on this map does not appear from the data at hand. The coal test (Macoupin County No. ll+O) In sec. 25 went to ' \ ) 1 ) ; feet and reported no shows of oil or gas . 13. Tha ye r dome. - The Thayer dome, named 'for the town, occupies most of secT 2~7 parts of sees. 1 and 3* 1. 12 N., R. 6 Y7., and parts of sees. 3I1 and 35* T. 13 N., R.,6 VJ. It is probably an extension of the trend of the Lowder- anticline . The Thayer dome has not been tested, as the coal borings on it are alJL shallow holes.' The structural conditions are similar Par,e 55. o ;o those in the Staunton gas field f arther .south," but' the Chester series is absent on. the Thayer 'dome - ". ' The chances of obtaining production from the lower Pennsylvanian^seem good. The first test veil should be drilled in the center of the SE, 1 A NY/ l/l+ sec. 2, C 12 N., R. 6 W., in order to place it at the highest point of :hc structure. The top of the lower Pennsylvanian is probably ibout 200 feet below coal No 4 . 6, or about 5^0 feet deep* A mile and a half west of the Thayer dome is a struc- :ural depression which underlies the north part of Virclen. lij.. Waver ly anticline . - The Waverly anticline, named Tor the town, extends from Waver 1$ at least to Auburn. Near Vaverly, in sec. 2, T. 13 N., R. 8 VI., a well ( Morgan ^ Count y_ No .16) iad a gas show from 32I4.- 31V7 feet in the ' Pennsylvanian' and good shows Df oil at 800 feet, and from 912-965 feet in the Keokuk -Bur ling ton. Dther . than the ."-veil (Sangamon County No. 20) in sec. 7> T. 13 N., 1. 7 W«, which did not report any shows,, the anticline • has not -been :csted. A sharpening of the structure at Auburn is the next most significant structural * feature on the ' anticline . Examples of clo- sure are not known, hence recommendations; for drilling cannot be nade at this time. 15. V/eyen anticlinal nose . - , The Wcyen anticlinal nose, lamed for the old gas production on ' the Vfeycn farm,' lies chiefly . m sees. 8 and 9> J 3> 8 N., R, 6.V/,, between the Hickory Grove anticline and the Grimes anticline^ ' It is .somewhat in line with :he Grimes anticline and may be structurally related to it . The structure is small and appears to have been adequately drilled. The Gillespie - V/yen oil pool was drilled in sees. I, 8, and 9> sometime between 19IQ and 1915 and was productive at Least during 1930-193 &, 'after which "time It was abandoned until Vugust 19*4-1 • ' There, were seven prbduc ing wells-, and others were' scheduled to he cleaned but in July l'9l_j.2. Only 12, wells' are known, ilthough it is said that there, were once about 22 wells in th-o pool. Eleven of them were producers and two of the producers, were abandoned shortly after completion,' leaving nine commercial wells In the original pool. The deepest well of which there is record La the Duncan Bros. - J. V/eyen well No. 9 in the SW l/k NE I/I4. IE I/I4. sec. 8, which was drilled to 2560 feet and ended in the 'Trenton" limestone, which was topped at 2198 feet. Production is ?rom the lower Pennsylvanian sandstones. U nnamed anticlines, anticlinal noses, and domes 1. Sees. 8, 17, 16, 21, 22, and 15, T. 11 N., R. 7 ¥/. \ southeastward-plunging anticlinal nose. 2. Sees. 16, 15, 23, and 2l±, T. llj. N., R. 7 W. , and sees. 19, 20, 25, 26, 27, 28, and 36, T. llj. N., R. 6 W. An east- southeastward-plunging anticline . Page 36 • 5. 3ccs. 15, lk-t l r 3> an 0- 1^* T. 13 IT., R. 9 r '»» an< 3- sec. Id, T. 13 II., R. 8 VJ. An eastward-plunging nose. This was tested Toy a v;cll (Morgan County ITo . 21) which had shows of gas from 695-703 f° e t an( 3- at 735 feet in the Lower Ills sis sippian and a slight oil show in Osage ' siltstone between 085 and 895 feet. It ended : in -the Devonian-Silurian limestones at 1150 feet. I4.. Sees. 5> 6, 7»' an< ^ &> ^'« lU N"«* R"« 3 VJ. A broad anti- clinal nose plunging southeastward has 'been tested by one well (Morgan County .No. 1), which reported a show of oil from 20 [[.-20 8 feet "in the Pcnnsylvanian. Another well (Ilorgan County No. lO) in sec. 2, T. 15' N., It. 8 V;., had a gss' show from yZb r to 3^7 feet in the Pcnnsylvanian and good oil shows at 800 feet and from 912 to 965 feet, both in 'the Lower His sis sippian. " • 5* Sees. 53 and 3k-'t T « 1'U N., 'R. '8 U. A small' dome with very small closure. This was tested (Ilorgan County No. 2) to l68Q feet and had a show of gas from uOO to 812 feet in the Lower Llissis'sippian, a* show of oil at* 9^4-5 feet in the Lower his sis sippian, and a show of oil between 1590, and l680 feet in the ."Trenton" lime- stone. A well (Ilorgan County No. 20) in sec. % T. lp N., R." 8 ".'I.., had reported chov/s of oil at 735 feet and 885 feet in the Burlington- Keokuk limestones.' The possibilities of this small dome do not seem very favorable. • 6. Sees. 30,' 31, and 32, T. 10 -N.-, -R. 9- 17 . - Thi-s- small east- ward-plunging nose has been tested by a well '(Macoupin County N0.I4.66) which had ah oil show from 227. to Zhfi: feet'., probably in the Perihsyl- vanian. ' It presumably entered the "'Trenton" limestone, as it went to a depth of ' I5I4.O feet'. ' The' well (Jersey County No. llj.) in' sec. 32, T. 7 N.', R. 11' -.7. had a reported oil show in the lower Jefferson City dolomite at 1770 feet. The well' .(Greene County No. lj.8) in sec. 19, T. 9 N./R. 11 7., had an oil show at 850 feet in* the "Trenton" limestone, Neither of these wells is within. the area of outcrop of coal No. 6, hence. 'struc- tural data for this map are not available at their localities. w e> o •H O C p, -P c Ch p j5 o a P CD Dj ft !h 1) O H OPS Pi si O 1 • p> P • rH p. > -H O CD CO o -p a a x; O Si • -p -P P> CD Ctj CO O XI O U £ O a 3 3 ^ O -P c >> Sh ft P a! C A 6 3 g o 3 c o a o PI o •H " « •P , En aS o I • o . o r^| Q) . 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Formation Pleistocene sA'-stem Pennsylvanian system Top coal No. 6 at q£)8 Missis slppian system Chester series ■■ Iowa sori es Stc. Genevieve formation St. Louis limestone Salem limestone Warsaw formation Burl ington-Kookuk 1 ime s t one s Fern Glen formation Chouteau limestone Hannibal shale Louisiana limestone Grassy Creek shale Devonian system ;.'•''••■'• \ Cedar Valley, Wapsipi-nicron, and Ba i 1 ey' (?) 1 imes ton e*s ' Silurian system Niagaran dolomite Thickness 113 509. l 25 136 161). Depth to , bottom 113 . . 702 , . '727 lOLS H87 1512 1^57 1S62 1586 1662 1670 1700 1836 2000- Altitudo of top + 678 • + 5^5 +270 ■ • - 21^ -1022 -115& Macoupin County No. J4J4.O Hcttick Oil Development Association - C No. 1, W 1/2 NI7 l/\+ S\7 1/k sec. 36, T Elevation 535 feet. P. Starkweather UN., R. 9 17. (Pleistocene system - (Pennsylvanian system Mississippian system Iowa. series St . Louis limestone Salem" limestone Warsaw shale Keokuk limestone Burlington limestone Fern Glen formation Hannibal shale Louisiana limestone Grassy Creek shale Devonian system Cedar Valley-YJapsipinicon lime- stones -2.97- ; 81 75 297- 1076 +535' 3-ii-O [00 f 238 ■>195 539 ■ +105 616 '" - ' h 730 - 81 796 -195 911 -261 915 -376 1001 -360 -k^ Page 1*2. I la coup in County No. Ohio Oil Co. - G. Groves, NE lA s ^ T. 7 N., R. 7 VJ. 587 Elevation 374- feet. NY/ 1/1}., sec 5, Thickness .t Zl\2 Louis, and Pleistocene system Pcnnsylvanian system Top of coal No. 6 'i Mississippian system Chester series Iowa series Sto. Genevieve, St Salem limestones Warsaw formation Burlington and ?Ieokuk limestones Fern Glen formation Chouteau limestone Hannibal shale Grassy Creek shale Devonian - Silurian systems "Sand" "Lime" 1*35 90 300 115 205 88 27 65 25 25 50 Depth to bottom 15 510 6oo 900 1015 1220 1308 1535 llj.00 11*25 .iltfb 1500 Altitude of top +5714- +559 6k - 26 -326 -73> -761 -626 -851 -876 Macoupin County No. I4.63 0. Z. Smith et al - Klein No. 1, NV/ 1/4. Ml I/I4. SE lA sec. 7, T. 9 N., R>. 7 \7. Elevation 5^2 feet. Pleistocene system Pcnnsylvanian system Top of coal No. 6 at 283 Top of lower Pcnnsylvanian sandstone at 553 Mississippian system Iowa scries • - Ste. Genevieve, St. Louis, and Salem limestones Warsaw format ion' Keokuk, Burlington, and Fern Glen limestones Chouteau limestone Kinderhook shales Devonian system Cedar Valley and VJapsipinicon limestones 30 i**3 , 3 ° 1+-93 282 100 258 21 1I4.2 81+ 775 875 1133 115U. 1296 1580 ♦51*2 1-512 4.259 4-189 t 14.9 -233 -333 -591 -612 -15k Page k'j* Macoupin County No. 372. Adams and Lagers - A. Bristow No. 1, SE I/I4. SE .NE lA-.sec. 7, T.-ll N., R. 7 Vf. . Elevation ..:':' . }■'. - '• unknown.' ■ • iA Thickness Pleistocene system ) Pennsylvanian system ) Mississippian system . . : Iowa series Ste. Genevieve limestone St. Louis and Salem limestones .. ■ Warsaw shale Burlington and Keokuk lime- stones ..,,,.-.., >■ Hannibal, shale Grassy Creek shale Devonian system • Cedar Valley and VJapsipinicon 1 ime s t one s 565 10 285 135 230 100 100 62 Depth to Altitude hot torn of top 565 .. ',-. .: 575 680 995 1225 1325 1)425 1I487 .. I.I org an County No. 21., Y/erner Drilling Company - U. H. Diller No. 1, \'J l/2 ,S\7 lA NW lA'sec.. 18,, T.,.;13 N.,.R. 8 Y,\ ' , ... Elevation 666 feet.- Pleistocene system Pennsylvanian system Mississippian system Iowa series St. Louis limestone ■Salem limestone Warsaw formation Burlington and Keokuk limestones Osage siltstone Hannibal shale Grassy Creek shale Devonian and Silurian systems Limestone and dolomite 60 3I4.O "1° 160 110 I85 13 60 1400 1430 590 700 898 1015 1113 1150 + 666 +606 4-266 4-236 *■ 76 - 3l4 -219 -2^2 Page hjjt* Geo. Greene County No. I4.5 Burruss well in NY/ corner, SW 1/4 NE l/lj. sec. 15 , T. 10 N., R. 11 VJ. Elevation 630 feet.' . Thickness system Pleistocene Pennsvlvanian system Top coal No. 2 at 155 feet Mississippian system Iowa', series ' . . St. Louis limestone Salem limestone Warsaw formation Keokuk and Burlington limestones Kinderhook shales Devonian system "Sandstone" 1*0 170 10 80 68 2^2 1H0 Depth to bottom ko 210 220 $00 $68 600 7I1O 71+5 Altitude of top + S30 4-590 ♦l*-75 + i|20 riao r350 t 30 -110 Jersey County No. ll]. A. 17. Gerson - Knight No. 1, SW l/lj sec. 32, T. 7 N., R. 11 V/. '655 feet. Peter sandstone sandstone by Miss NW l/lj. NW Elevation 1/k of St Peter Correlations to base Survey and below St. Pleistocene system Mississippian system Iowa series Salem limestone Warsaw formation Keokuk and Burlington limestones Fern Glen formation Chouteau limestone Hannibal shale Louisiana limestone Grassy Creek shale Devonian system Wapsipinicon formation Silurian system Dolomite Ordovician system Maquoketa formation Kimmswick limestone Dec or ah limestone Plattin limestone Joachim dolomite Glenwood-St . Peter sandstones Powell dolomite Cotter dolomite Upper Jefferson City dolomite 62 by Illinois Geological ouri Geological Survey, 62 +655 10 72 + 593 78 150 + 583 200 350 L05 + 505 55 +305 35 U.0 +250 50. k.90 4-215 5 h c ) 5 +165 5 500 1-160 25 525 a55 120 %5 +130 160 805 * 10 100 905 -150 ko 9h5 -230 160 1105 -290 95 1200 -450 175 1375 1400 -5fo 25 -720 150 1550 -71*5 70 1620 -895 (Continued on page hh) ;e 4.5 Jersey C oun t y N o . 1I4. A. W. Gerson - Knight No. 1, SW l/ij. NW l/'j. NW l/I). sec. 32, T. 7.N., R, 11 W. Elevation .655 feet. . Thickne ss Continued) Depth to Altitude bottom of top 1785 19^0 1980 -965 -1130 -1295 2190 2230 -I.325 -1535 Lower Jefferson City dolomite 165 Roubidoux formation 165 Upper Gasconade dolomite 30 Lower Gasconade - Van Bur en dolomites 210 Gunter formation I4.0 lambrian system Emmlnence dolomite (?) 5 2235 -1575 Jersey County No. 5 E. II. Gould & Son - G. Pearce No. 1, SE l/ij. SW l/ij. NE l/Ij. sec. 27, T. 8 N., R. 10 W. Elevation 593 feet. Depth to Altitude Thi c kness bot torn of top his well reported a show of gas in the Silurian and oil shows in he Devonian, Kimmswick, cither Plattin or Joachim, and Glenwood. 'leistocene system 'ennsylvanian system iississippian system Iowa series St. Louis limestone Salem limestone Wa r s aw f o r ma t i on Keokuk and Burlington limestones Fern Glen limestone Chouteau limestone Hannibal formation Louisiana limestone Grassy Creek shale 'evonian system Cedar Valley limestone V;apsipinicon limestone and dolomite ilurian system Niagaran dolomite rdovician system Cincinnatian series Maquokcta shale 60 60 t593 20 80 *533 235 315 [1.05 + 513 90 ^•278 95 500 + i6g 220 720 + 93 35 755 -127 $2 787 -162 83 13 8cJ3 -19I4- -277 22 905 -290 20 925 -312 25 950 -352 188 1138 -357 162 1300 -5^5 (Continued on page I4.5 ) Page I4.6. Jersey County No.. 5 E. M. Gould & Son - G.'Pcarce No. 1, SE l/\ 5W lA NE lA sec. 27, T.'8 N., R. 10 W. Elevation 593 feet. Thickness Depth to Altitude bot torn of top (Continued) Mohawkian series Kimmswick limestone Decorah limestone Plattin limestone Joachim limestone Glonwood formation Chazyan scries St. Peter sandstone 100 20 185 65 35 100 ll±00 11+20 1605 167O 1705 1805 -707 -807 -827 -1012 -1077 > k 5 < h Z o u Pu, o z p* s h o o CO Q Z < h H O u CO Z h co < H P O CO £) CO CO h Z 5 o u z o s o z < CO a z < z < o § s co o o w o I H CO co O Z CO O Z -J oa J O c/3 C/3 z o s pa oa CD 1 < -r- " ftj -~H -r- -4-- — -,— - --S- ■' i e CO m co o 02 to E-t W EH o o . . £ •p c c 3 3 o o o o cu >. c cu CO CO cu u u cu o t-3 -P O u ft o o cd a & o u R cd bO fn O p o o cd £ o o p p o o co .! c o .9 c c o * 1 j ; u F 5 03 ■* LO LO 03 xf at o 00 n On d d o\o « w | oo o o »o I & NO C"l C^ LO o Z *<3 ?S LOI'i'* O u 3- d On d 03 LO •* lO LO flC I s - C LO 03 a JJ LO O On LO d UOHBUIJOjUI i i LO LO LO LO LO LO LD L0 L0 LO L0 LO L0 L0 L0 C d ON On *| n n n m n n n n ro n n n n ro n ^r ■o- n n (0 00 00 CD QD 03 03 C\i 03 03 02 C\3 02 03 CV3 03 03 03 P0 03 CvJ 03 03 03 03 ro ro ro 03 03 03 03 03 03 On CTs On On On ON ON On ON On On ON ON ON ON ON ON ON On On 0^ ON ON On On On On O On ON On 0\ On On °2 HHHriri tH rH vH rH tH HdHHrl ddddd dddd ddddd t-\ tH t-< ■<-> r-\ 0>00(E oomxto O L0 •* OC L0 o o 03 co t^lCON 03 O O LO NO LO 03 11 coccioon sf XI- LO CO LO n ro n n n MJiO NO a- a co 03 03 r- o ^r CD NO O o C HQ H H d 03 ri d lo n t^ lo d d XX t- O O 1— 1— O t— i— h- 1- i— 1— 1— 1— h- t— h — t — 1 — Qu 1 — 1 — 1 — 1 — Q_ i— a. co q. a. o o o rl^OOON o o o o c o c o o o O O On O O O O NO O^OOnKN mm n n 03 LO XT d o m o o o LO CC 03 O O OOW'sf O LO L0 O sf 03 03 On 03 d w< ON CO LO n n ro n t^i m n L0 L0 L0 co o- on co a dMNf CN n co o n 03 C- ON O t- ^D XT LO LO L0 LO LO LO LO L0 L0 L0 LO L0 L0 L0 L0 LO LO LO LO LO LO LO LO NO vo vo LO L0 NO L0 L0 Op'r's. Number cc 03 cr cc o O _J X cc x. a •* O O h- -J 3 CO CC —I O _1 UJ O _J 2 O UJ On hujl-y I o o UJ — ■< c a z h Qca.cc n UJ UJ UJ 0. UJ UJ UJ UJ UJ UJ UJ UJ UJ UJ UJ UJ C3 UJ _j U. CC > CD UJ JCDZZ J cc ■<. o o L0 NO L> ON CO O t-{ 03 03 n no no lo o o d no ro con sr \r lo lo lo 03 03 03 03 03 n ro n ro t*i ntOM^CN ro -tf •* ■* ■* sr co m- •* d d d NO d CO d d 02 LO -^ CO no t- r> r> co C0H HH H d 03 ^ c- NC [> tO 03 vd *d -tf sr ro ro 03 02 no •<»■•* no - c~- o X HKlriPN vH HSfnnn n dddd 03 03 03 03 03 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 o •a 9 rldridd o o o o o o o o o o a o o o o o o o o o O d d d o o o o o o o 3 M dddrlH HrlHrlrl HHHHd HHHHH t-( «d >H ^d vd d d d d d d r-i-H ^■H'H a 3 z z z z z z z z z z zzzzz zzzzz ZZZZZ z z z z z z ZZZZZ On ON ON On On o o o o o o o o o o o o o o o o o o o o o o O O d H r-i ** rl rl i-< e dHHHri ddddd ■H -H *-1 r-1 i-< ddddd d d d d d d r^rt-H d d u Z UJ UJ a: o C VC ■t NO VC NC. ':, c o c o o o o CM jd 1/1 d 2 i en cv CV CV CV CV 2j o IV T> On on m co NO O CM CV X I O -*• o •* CM CV fO rH rH CO CM -* CV V m If) lo in lO rH 10 ■* LO m m m o rr rH O o m o x rn io Si o rH CM rH n ~tf n c rn q* H d ri 1 o o O c ifi o o c to £ rn rn m 6 Z il OD O NO if) LO U •<- d ^ tf) If) rn n If) If) H If) •s- in c •sr lo cc J?ctt If) no NO ^O c- UOIJCtUJOJUJ inpqnOQ u "^ LO Lf) Lf) If) LO If) L0 LO LO *s rn m m m rn rn rn rn rn www cv * T3_5 CV2 CVJ Oi CVJ 03 CV TO TO cv cv n n n cv cv m n tn n m CV CV CV o O rn rn Qua Num on o\ on on ON ON ON ON ON ON ON On On ON ON s , ON ON ON ON ON ON ON ON On On on r> v on cr- HHH d HHHrlH rH rH H H t-I rH rH rH rH rH rH rH rH rH rH rH rH rH rH Vt T-i T-t m in w iv x •tf cm in d \C O O LO LO LO rH NO cv a" 5 t- h -in no no lo ^j- nc CC n LO LO CV C NC CV -tf m Ha i-i d rH rH rn CL CO (— |— t— 1— 1— h- h- 1— I— r- CC h- 1— r- f— a. CL Q_ CL. CL X CL. U. X X r- r- h— Q_ Surface Altitude o o o o o o o o o o o o o o O O O On 0N xf CO CV o o o o o o O O nj no m o if) o O O LO LO ni^ooo o m in no ON CC X on m co n cv on o o m rn On r> o 0\ o O O 0\ ON ON O Lf) rH CC •tf NO NO O on ^ m NO rH rH tn rH cv m m cv d If) 10 NO if) NO NO NO LO LO If) NO LO V0 LO lo in in m ^ lo in LO LO m m in in lo m no no Op'r's. Number o o a: UJ CO CO CO z z O r- CO UJ O O _l 3 2U J Z _l _J _J _l _l _J O _l O _l CC Z _l M _l _l Z _l Z _! > 2 a a a u. u_ CO _J X X CO o 5IOOD 3 3 3 3 3 3 3 X 3 *: *: ^ *: m ^ ^ 1- r- (- ^: Q. CO Z 3 _l U- Z U. z Ul Z _| Z _j Z CC - NO no ■* LO NO IV d O on cc cv n ~* iv oa co crw Lf) O O H rH CV CV ON ON CM CM rn in -H rn rn rn Nf Nf nj c\i co co ■H CD V IV d HHtHMM rH H CV CV CV ON 0A 0\ on On on ON ON CO CO LO LO on iv mm mm on on <5| NO rn CVJ OJ d d CM m tj LO 1*^ Lf) CO •* rO C- CM CV CM CC CO LV [V IV I s - CO CO IV IV \o NO rH NJ- 00 CO xf ^Nf NMOLO a o V O UJ O O O QllJUJOO UJOOQ< aouoa o a o a a uj uj u. u. cr> o U- X u_ u. U. U. UJ Id CO CO • l CO f- c- ooco-h d H rH CM CM CM cv ■* LO yD ON CM CM CM LO Lf) CO CO CO CO CO CO ON On ON ON CM W rn m rH rH CV CM NO NO ON ON B "o B cv cm cv cm rn m to rn rn m nFii^MM cm rn n n rH Hrfdrld HrlHHHd CV CV CM CM dddddd E 33333 33333 s s s s s 5 S S 3 S s s s s s s s s s s s S S 3 3 3 S S 3 3 3 3 S •a a o o o o o o o o o o o o o o o rH rH rH rH O o o o o o o o o o o o O O O O rH H r-t T-t T-< T-\ r-t T-\ HHrldrl rH d d d d rH rH rH rH rH rlHHHd rH rH rH rH rH dddddd dddddd t-\ t-\ ^-\ -H -H -H Cb a Z Z ZZZ Z Z Z Z 2 z z z z. z zzzzz ZZZZZ z z z z z z z z zzzz zzz z z z I d d H rH'H HriHHH rlHrlrlrl rH rH rH rH CV CM CV CV CV CV CV CV CV CV CV CV CM CV CM CV CV CM CV CM cv cv cv cv 1 3 rlHHHrl HrlHHrl HHHrld r-\ rH rH r-\ r-\ H r-f xH r-i r-t r^ i-t <-i H H H dddddd r-t 1 __ ri VO L0 o o VO o V0 CO O O i * i P £ 0\ 03 03 03 03 1 2 I" o L0 d 03 •* Sf ■f L0 s l> L0 co cr sr co xl lO 03 L0 O > 1 ft c 5(2 CD IS 0> VO 03 03 id ddd d d d d d C 03 03 O 03 1*1 u 1 in L0 CO L0 L0 L0 L0 L0 L0 L0 L0 L0 L0 L0 L0 L0 L0 LO L0 LO L0 •5*1 aJJ o ! Pi CO C C X 03 L0 L0 03 d Z "3 o U c e £ i 2 ** aJJ UOUEUIJOJJI injiqnoa >2 03 i k w • * 1*1 1*1 n t*i r*i m 1*1 1*1 PI 1*1 r*l rO. 1*1 n n rO nnnnn M 1*1 1*1 1*1 1*1 1*11*1 1*1 n io n 1*1 1*1 01 oi oi oi 01 01 01 Oi 01 01 0i s . O OA O 01 On 01 01 On On 0\ 0\ ON 0\ 01 01 01 Ov 01 Oi Oi 01 o °2 H HHH •H rH tH d d d d ddddd ddddd ■H Ti ,ri d ddd d r-< i-< yt T-t r-t Total Depth ' d St Q_ CL Q. Q_ a cl i— 0- Q_ X X X I X X X I X X X X r-r-X X X X r- h- \— CL O. Cl Cc ■El 3.S CVJ VO CD o VO o o 03 VO O C c o o c o O O O O O o o o o O O O O O L0 d C- i> O d VO 03 si CDO lo ^r si- st nJ- tj L0 C7V O lo ao cc ^r co O O •* 1*1 03 t- O L0 O VO d 1*1 V0 1*1 03 d CO 1> CO O drin 03 ddddd T-i T^ -H ^-t ^\ co co 03 n 03 03 1*1 03 St 1*1 L0 ~tf 1*1 VO VO VO LO L0 L0 V0 VO V0 LO L0 L0 L0 L0 LO L0 L0 L0 L0 L0 L0 L0 L0 L0 L0 L0 L0 L0 L0 L0 L0 L0 L0 LO Op'r's. Number CO rr UJ 0- UJ UJ UJ CO CO UJ CO UJ _l X UJ UJ UJ _l Z _J Z Z _1 _J _J -J Z O _l _J _J Z _J _1 _l _l _l _l _J Z _l CC _J _J _i co uj _i a _J C5ZZ2lilJ — (J u5 CJ3 _l 2 _l ■n 03 03 03 <: 03 03 03 03 03 03 03 03 O O — 1 03 CC 03 02 — 03 O 03 o o u_ O O O O O o O UJ o o o o o o o _l Z O _J _l Z X — z z _l o z z Z _| z z z z z z z s z UJ h- _l z o z Z U_ <_3 Z CO Z I J J JCDZ >-o ° Q o a o o cc cc cc «t Z -J —1 3 CO S CO CO o r> Z3 O CO o o o 3 31 a 3 Q Q O O O O CO CO Q _J _J Q Q O CO CO CO CO CO CD Ol d d 1*1 0\ 02 03 01 01 CD O CO 00 03 03 1*1 St 03 1*1 VO V0 fa O 3 t>2 01 01 CD 01 01 o c~- O V0 L0 L0 03 O O V0 d d d O O O VO VO CO L0 CD CO d d d VO L0 L0 VO VO V0 O O O d d H d H d d ^ r-1 d d d d d d d ddddd 1*1 t*i co 'H f- t> CO CO CO CD 0Cl/)rH HH 03 03 03 1*1 ^r 1*1 -tf sf ST ■* Sf d -^ VO VO CO CO o- co co co c- r- C- O CD CD CO CD U. U_ U. CJ u. Ll. U- o cj es (JIC3C3C3 * o o n o c x^ n n r O O |2 O O d 02 O OS d t> L0 LO o M< VO 02 VO L0 GO ^f- V0 CO CO L0 LO LO LO L0 L0 L0 L0 lo lo in L0 • P i i i UJ 1- O UJ CO UJ UJ h- LiJ _l (— _l - o x o t— U_ O O 1— O 2 O 2 h- O 3 o (4 O O 3 O UJ o — u. o o u. o o u. o o 02 n a o (- _i cj cr o r> o o ce c o o o o c o ■a. O l-Zff)2Q[Z -3 3 2: 2 -o 2 _J 2 _| CJ 2 S 2 S. — [- •* OD 00 "* LO LO L0 L0 LO L0 L0 r<-\ n a o < < < < Li Ui O UJ UJ Q UJ LJ U- U. X X X X X JB ea ON ON 0\ 0\ 0\ Ov 0s OS OS O O O OOOdd m r<~i "3 X o c 02 02 02 02 02 02 02 02 02 n ro fN Kii^nnn m n s s s s s s 3 3 3 3 3 3 3 3 3 3 3 s s o •a 9 HHddHrl dddddd ddddd d d a u ►J as rlridrlHH dddddd ddddrl d d 3 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 i ddHHdd d d H H d d ddddd d d in C c 1 3 d o o ir. z 2 p £ •* n 2S "* ■* rH U 2»i st si- Kl at rH •<* H cc m rH o rH 1 c J* jj O o co o o vo CD o o O o c o o c O o o 10 J ft. in wn^wn r*i n in Z ■a li r*N OlC> U)C VO vo m is o |6 •* vo m -c vo •* vo m m Kl in in in m in m in m m in ■a— oft sr >* ON at •* •<* m rH rH aOLitiojojuj injiqnoQ I c sf CO VO vc ON ON ON CC in f*\ cc on \r n n 02 o; 02 n n n ff.nnn * » » * ■gj ao on on on ON 0\ ON Ov ON ON ON ON ON ON ON ON ON ON ON ON CD CO CD X CO CD ON CD CD ac OD ON ON ON ON 3b on on on on ON ON ON ON Q\ ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON °z rH rH rH rH rH rH rH rH rH HHrlHH HHHHrl rH rH rH rH rH rH rH rH H rH rH rH rH rH H rH o 02 CO O C- 02 c- m in nj- o cc m in vo VO V0 is 5 rH O 02 O sf in co m c cc 1*1 sj- n m rH 1*1 1*1 00 ■c- 1*1 00 rH OD 02 00 rH 02 rH vo m 02 f- vo rH CL CL CL h- 1— Q- CL Q- 0_ 1— Q_ CL 0. OL CL 0- Q_ Q_ CL CL (— 1— 1— h- i— t- a. (— t- Q_ (— Q. I— 1- CL IB o 1*1 ac o o m sr ono2 O ON ON o m rH m O VO rH ■* O O O O O O !*> O ONO^O O V0 m on c\2 m o •* 02 in m- O n n V0 rH in co sr co c~- V0 CD O O O in in 02 o o vo o rH n V0 1*1 rH vo xi- o V0 ON ON V0 sf O rH > m VO LO vo o ^ VO m t^ ^r >* ^a- vo in on cc •sr «* rH m -st ON ON i vo m m in m m m m m vo m in m m m m m m m vo vo c- VO vo vo vo in m vo vo vo m in m m °z H rH 02 H 02 02 X UJ UJ 1— cc uj s X CO UJ UJ UJ _l _l o s UJ _l sf hJZZtO _l UJ Z _J X CO _l _l _l 1— z Z _l z CL CL ac _i i- _i _i _i On <: - 1— o en O CD O — UJOOh CO o X CO z o _l > Q O >- 3 CO 8 a UJrH UJ _J _) Z _l _/ _| CD UJ _l —1 _) UJ UJ _J cc cc CC O Q UJ a. >• uj uj cc m O co — i 02 <: > UJ CO — 1 02 CO UJ CO CO UJ 02 z cc z o o o u (BO — — ■* UJ zoo o X X O O C3 r- CC 3 X UJ CO X X — I— _| Z 0. uzzzm UJJZJ >t ^ CC _l _J 3 O O Z N£ -T^NCUJZ 3 CC CO CO - vo "«fr CD 1*1 ON m C- rH o cd vo m ■* ONrH 02 n o VO O rH 02 n in xj- m m vo C«- 00 01 rH 02 02 1*1 ST rlrlNMrl 02 rH 02 02 02 02 02 m 1*1 m 02 n fo n n rlHrt rtrl rH rH 9 oz •H rH rH VC 02 OS rH 02 LO0- cv2 vo m m m ti^nn^ in ^ m rH rH vo oo i*"* i*i m CD 00 V0 t*l 02 02 m in J Q Q ■< CJ O O O O U_ <_3 X X U. u. u. C3 X X X X o o ■< O o O O UJ UJ X DIffl<<< Q 00 Jg £ t't-ftOO o •* ■* in in vo in t*i ro t*i MMni«in ■* rH CO 02 02 02 02 C- t- ON rH 00 VO C- 00 CD in vo o s "o 1 •H rH HHrliHH rH rH 02 02 03 02 CN2 02 02 02 02 02 02 t*N I«n t*N 1*1 03 02 H 02 02 n 02 02 02 1*1 n t 3 3 * 3 3 3 3 3 3 3 3 3 3 3 3 3 * S S S S S S S 3 3 3 3 3 3 3 3 3 3 3 3 3 3 I o o o o o o o o o o o o o o o oo o o o O -H rH rH rH rH rH O O rH rH rH rH O O O O O ! « rH rH rH rH rH rlrlrlHH HrlHHrl HHHrlrl •H rH rH rH rH rH rH rH rH rH rlddrlrlrl rH rH a zzzz z zzz zz zzzzz ZZZZZ ZZZZZ ZZZZZ zzzzzz Z Z i >■ r- or- r- ^r-^l>X>\> D» f- M> > r- d- i> o- o C- C- l> t- t~- £- C-- 00 00 CD CD OD CD ON ON ON ON ON IO c <0 1 \ c 02 o 02 z O ■DC O 02 02 J3C st oc o St dClxtKO o o vc o vcvcvc vc oo Oi th O VO o o o 5 rH O O OO o o o o c c c C C C rH a o o o o - I s - -c in V0 C- IV o d 2 •a 3 1 cd co c\2 r- 02 02 C CD On st CD to st 02 to m 5- V0 f- C- VO Crid 02 O t> VC rH 0A C- O st NMKM to to to tO 02 02 02 to 02 02 tO IO st in 02 vo to c st o vo 02 si- in CMT!HCC m C- 02 in o a J st VO 0- D- o\ KCrlrf tO rH 02 cc >■ c cc •H m VC 02 CD riiHrldd ■"J st t st to to to 02 tO st tO to to tO to 02 UOUIOiJOJU] |nj )q no a 1 C- C- D- c- mmi/iio st t>- rH HHCC St tO [> T-> oc in >s 02 CD to to to CC 02 rH ,6 HriHrlH rH rH C C C cchh rIO O O O O O C rH rH rH C O C o o o c c c c c o c c o c c o o o o o o o o o C O O O O s i 02 02 02 CVJ 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 CU 02 02 02 02 02 02 02 02 rH ch 02 c- O VC 0\ VC 0\ 02 rH 02 CC X IO Ot rH in 0\ if m o- f- cc st L0 02 Ov vo in st 02 to 0\ rH rH to o I> VO ^Q rldHrl-if D*- -tf H 02 02 IO tO to 02 si- vo VC VC to to Q. 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