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" "sf. .,.. r 7TrV. Yv� _ s t r,7• sr .F i ,,:v S,�t, ^ ^:yw,x„�y y Wf iC ` ,. , r !i r t� l > ud : Y '1•��r. � ��m�'� .- Utt, 1 4 VJOO , •7��'aMry v t�t � 4}T Ft '3�C C �r��3 9 Wr... •,, ,uytqut NORTHERN COAL COMPANY FIGURE MEEKER 8 RIO BLANCO R EC E �/FLiD j Q COUNTIES , COLORADO 'Alaw MAR 06 �,=, OBSERVATION HOLE 80 -06 OCTOBER, 1980,1 93W CgNe' °'v n5�s HYDROLOGY PROGRAW: GGS Leonard Rice Consulting Water Engineers. Inc. ° o n ri 500NCC01 AftL v NOV 1980 OBSERVATION s;:, GEOPHYSICAL LOGS A (9EOL Y, LOG HOLE .x nn(t�NO ATION OF CONSTRUCTION CO LOG ) IN t G-U II P -0 R sy • s fi, • TOP PLUG TOP OF 391 GRAVEL qH 396 O PERFORATli BOTTOM OF 459 PERFORATICh 460 — BASE OF GRAVEL MIDDLE PLUG i I GAMMA BULKA an one, ca carecus, taron- RAY DENSITY 7T, CALIPER aceous, coal zone, Shale and UP (sgu) (g/cm- ) t'0 (inches) 2 7 Shale, silty to sandy, carbon - M 8 0 200 6000 0 D 10- 5 Coal I I 0 "- ° -• ° -.e Soil & 10 Sandstone, calcareous, carbou- alluvium ceous 11 Shale, sandy, siltstone -stringers 'hale, silty, carbonaceous and P ® i 12 I = Claystone, sandy Sandstone, with shale zones, car- - }i " I I '•,Sandstone, . calcareous, triable i • stringer I Shale, sandy, sandstone stringers i�j .,Sandstone, 2 No sample p — shale zones 100 Shale, carbonaceous, coal & sand - I y 1 i 3 stone stringers L, O 4 Sandstone, shaley, carbonaceous, Shale, sandy stringers, carbon - a aceous .;,Siltstone, calcareous, - carbon- t i i �,; •,:;aceous •.y � ! � •`C. .. . ,andsCOne, [race carbonaceous, 1 i i I � rd *roaty to !:ale_ ..nes x T — Coal 5 1 . Shale, c- a!onaceous, tort'. 2 'r -: 'no lenses •'f'Sdndstone, - i calcareous, carbon- W ,.�.1jceous Siltstone, calcareous with coal bed • Shale, sandy, trace carbon- U2 aceous, coaly stringers .. U -� Siltstone, Calcareous, carbon- •aceous r hale, sandy, calcareous, silt- • stone stringers ' Sandstone, calcareous, friable, some water flowing i -- - - -' ' - - - --" -- •;� Siltstone, calcareous, carbon- aceous, coaly at top -� Sandstone, calcareous, friable, •i argelaceous stringers, coal stringers .. t i III §1 If- COAL i S 1h1 e, ( .rt )onacecus, sandy S dst 1c b K COAL J LJ s 1 i i I i I i 1 H TOP OF 1040_ GRAVEL G %COAL Q2 1054_ - 8@FTBM,QF.- _ ORATION 1 1056 BASE OF `I 1 GRAVEL I I 4, t BASAL PLUG r j j I I 1145_ Shale, coal stringers, sandy stringer m ••Siltstone, sandy stringer S'Sandstone, friable, carbonaceous. 'shaley zones, coal stringer L , Sandstone, friable, calcarecu�, carbonaceous Sand tone, siltstone stringer • ---- -1 ,Frirai• Y`-- �rsic� .recrae;--- •-- ••�•artdst.,nr 14 © stringer, coal zone at top 15 Coal i Shale, calcareous, carbonaceous, siltstone & sandstone ttringers i 16 Sandstone, calcareous, carbon - 17 aceous, friable I Shale, trace sandstone 18 '. Sandstone, [race siltstone, car- - bonaCeous, shaley zone 19 Coal; with carbonaceous_, siltstone 2 partings at top and bottom 21 Shale, sandstone stringers 22 Sandstone silt ... y, shaley zones 23 'r=''• Shale, silty'to sandy, calcareous sandstone and carbonaceous 900 1• stringers, coal zone at bottom rn • 24 L Shale, calcareous, andstone 25 stringer i Siltstone, carbonaceous, pyrite 26 zones Carbonaceous shale, silty 27 ',', }Sandstone, calcareous, shaley to ' carbonaceous -at U°[.[.VTi, 28 +.'Sandstone, j calcareous, carbon - 100 O 2 aceous, friable, shale zones - Shale, siY`6.y, turning carbonaceous 30 Coal with carbonaceous shale partings 31 32 Shale, - carbonaceous, -- sandstone tr'ngers hale, carbonaceous, silty oal Carbonaceous shale, calcareous Coal _i 1100 finale, sandstone & coal stringers • Sandstone, carbonaceous stringer, i 341 coaly zones ' No sample INDICATES CORED INTERVAL, 3 MORE DETAILED INFORMATION AVAILABLE No4't ,. R IIIIII VIII VIII VIII VIII VIII IIII IIII an one, ca carecus, taron- . aceous, coal zone, Shale and UP 40 . silty Stringers 2 7 Shale, silty to sandy, carbon - 8 aceous• zone UPS 9 Coal hale, sandy 10 Sandstone, calcareous, carbou- ceous 11 'hale, silty, carbonaceous and P solaty stringers 12 Sandstone, with shale zones, car- - }i bonaceous, silty, triable - Shale, sandstone lenses, coal • stringer friable, calcareous, .,Sandstone, .carbonacenus, shale zones i Shale,�sandstone lenses i Sandstone, friable, shale zones O p Shale, sandy stringers, carbon - a aceous K COAL J LJ s 1 i i I i I i 1 H TOP OF 1040_ GRAVEL G %COAL Q2 1054_ - 8@FTBM,QF.- _ ORATION 1 1056 BASE OF `I 1 GRAVEL I I 4, t BASAL PLUG r j j I I 1145_ Shale, coal stringers, sandy stringer m ••Siltstone, sandy stringer S'Sandstone, friable, carbonaceous. 'shaley zones, coal stringer L , Sandstone, friable, calcarecu�, carbonaceous Sand tone, siltstone stringer • ---- -1 ,Frirai• Y`-- �rsic� .recrae;--- •-- ••�•artdst.,nr 14 © stringer, coal zone at top 15 Coal i Shale, calcareous, carbonaceous, siltstone & sandstone ttringers i 16 Sandstone, calcareous, carbon - 17 aceous, friable I Shale, trace sandstone 18 '. Sandstone, [race siltstone, car- - bonaCeous, shaley zone 19 Coal; with carbonaceous_, siltstone 2 partings at top and bottom 21 Shale, sandstone stringers 22 Sandstone silt ... y, shaley zones 23 'r=''• Shale, silty'to sandy, calcareous sandstone and carbonaceous 900 1• stringers, coal zone at bottom rn • 24 L Shale, calcareous, andstone 25 stringer i Siltstone, carbonaceous, pyrite 26 zones Carbonaceous shale, silty 27 ',', }Sandstone, calcareous, shaley to ' carbonaceous -at U°[.[.VTi, 28 +.'Sandstone, j calcareous, carbon - 100 O 2 aceous, friable, shale zones - Shale, siY`6.y, turning carbonaceous 30 Coal with carbonaceous shale partings 31 32 Shale, - carbonaceous, -- sandstone tr'ngers hale, carbonaceous, silty oal Carbonaceous shale, calcareous Coal _i 1100 finale, sandstone & coal stringers • Sandstone, carbonaceous stringer, i 341 coaly zones ' No sample INDICATES CORED INTERVAL, 3 MORE DETAILED INFORMATION AVAILABLE No4't ,. R IIIIII VIII VIII VIII VIII VIII IIII IIII