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r OBSERVATION HOLE CONSTRUCTION P-U _ .. P RD TO E E i DF PI PE V Wl' NI1 NE �L G GEOPHYSICAL LOGS GAMMA BULK RAY DENSITY CALIPER (sgu) (g /cm31 (inches) 0 120 200 6000 m 11'' 6 I 1 I t y 111111 Z G.L. Permit Number Class Secli cant hib[ lE zil - -- ------------ .- .- /--- . - - -Y *J - - � Class ❑ Revision b TypeiSeq Class O Repod 0 Hydro OGeneral Doc Type ❑Application (Coal only) 0 Bond D Enforcement 0 Inspection 7 W H 9 0 C I ie n t : Northern Coal Company Project, Me•ker,Rio Blanco Co., Colo. Location: Sec. 22 Twp, 2N Rge.93 500NCC0I GEOLOGY LOG ( DEPTH ADJUSTED) "— 0 Alluvium o l Claystone, soft silty oxidized Sandstone, silty, some argil- _ laceous zones Shale Sandstone, calcareous 11a1e, sandy in upper ten feet, coal stringers in lower ten feet laystone, siltstone stringers 1 Siltstone, calcareous Shale, soft Sandstone, argillaceous, calcar- eous, friable Shale, coal stringers, sandy Sandstones coal stringers, calcar- eous Coal, brittle Shale, silty, trace of carbona- ceous, coal stringers, some [and Shale, carbonaceous stringers, silty Carbonaceous shale, coal lens and some shale — Shale, calcareous sandstone lenses trace carbonaceous stringers No samples Siltstone, calcareous, thin sand- ;R;' stone lenses, shale stringers, L. trace coal No samples Shale, sandy Shale, coal stringers Shale, silty, minor sandstone lenses, trace carbonaceous and coal Shale, soft - y Shale, calcareous Siltstone lenses, sandstone lenses Shale, carbonaceous stringer, trace coal Sandstone, slightly calcareous, carbonaceous, shaley zones ,yI We Shale , sandy zone, thin calcar- eous sandstone lenses, trace _ °— coal, trace carbonaceous Siltstone, slightly calcareous, some shale zones, sandstone traces Shale, siltstone stringers, send- - stone lenses, minor carbonaceous stringers i Sandstone, slightly calcareous - arbonaceous • Shale, sandy, carbaneous string- _ ers, trace coal, calcareous sand- stone lenses Shale- -Ui-th eeel --- - d Shale, friable, siltstone string- _ i ers, sandstone lenses, some minor carbonaceous stringers Shale, slightly calcareous 1 Sandstone, slightly calcareous, shaley w Shale, carbonaceous 1'" Sandsro,.e, shilC lenses, ace " �j -alcarecus, carbonaceous grading :.. r. to shale Shale, calcareous lenses m ,.,. Sandstone, friable, calcareous, _ si,a it stti,i Vrc rs —_ ea Shale, friable, siltstone — stringers Sandstone, friable, silty, minor carbaneous, slightlly calcareous y Shale, trace calcareous sand Sandstone, slightly friable, slightly calcareous, minor carbon- • aceous, minor coal stringers Shale, friable, slightly carbon - 1 aceous at top grading to slightly, calcareous sandy shale Sandstone, calcareous, siltstone 1' zones, trace carbonaceous and :y coal stringers Shale, coal stringers Sandstone, friable, slightly cal - careous, some carbonaceous Shale with sandstone, friable, .'+ slightly calcareous, minor car- bonaceous stringers, coal traces, carbonaceous stringers. Siltstone • - zones. M Shale, slig'..' :y bentonitic,11 t1:in car`�naceous stringers grade 'o sane:;, basal coal stringers 1 Q Shale, friable, hard silty zones, sandy zones, coal zone Shale, friable, coal zone Siltstone to sandy, slightly cal - :L•• careous Shale. sandy, coal zone at top 1100 Shale, silty to sandy, minor cal- careous siltstone stringers, ` trace carbonaceous ° Shale, sandy with siltstone stringe4rs trace coal stringers, trace carbonaceous �. :'•• Siltstone argelaceoufraceocer- some sandy stringers, bonaceous,coal traces 1200 Shale, silty to sandy with few siltstone zones, trace Carbone- t= C ceous, especially in lower 10' Sandstone, friable, trace carbon - aceous,coal zones Siltstone, slightly calcareous, calcareous siltstone or limestone stringers 2 feet thick grading to argelaceous downward 1300 Coal, possible carbonaceous stringer Siltstone, calcareous, zones sandy shale interbedded, very hard zone 1•' Sandstone, calcareous with trace of carbonaceous, trace pyrite, coal zones, calcareous siltstone .... .L stringers, coal stringers 1400 o Shale- siltyrcoal stringer Siltstone, calcareous, sandy zones Coal, shale parting FIGURE J` =` `OBSERVATION HOLE 80 -01 } HYDROLOGY PROGRAM U I y JULY 1980 Leonard Rice Conslj g Water Engird, Inc. 1500 i r OBSERVATION HOLE CONSTRUCTION P-U _ .. P RD TO E E i DF PI PE V Wl' NI1 NE �L G GEOPHYSICAL LOGS GAMMA BULK RAY DENSITY CALIPER (sgu) (g /cm31 (inches) 0 120 200 6000 m 11'' 6 I 1 I t y 111111 Z G.L. Permit Number Class Secli cant hib[ lE zil - -- ------------ .- .- /--- . - - -Y *J - - � Class ❑ Revision b TypeiSeq Class O Repod 0 Hydro OGeneral Doc Type ❑Application (Coal only) 0 Bond D Enforcement 0 Inspection 7 W H 9 0 C I ie n t : Northern Coal Company Project, Me•ker,Rio Blanco Co., Colo. Location: Sec. 22 Twp, 2N Rge.93 500NCC0I GEOLOGY LOG ( DEPTH ADJUSTED) "— 0 Alluvium o l Claystone, soft silty oxidized Sandstone, silty, some argil- _ laceous zones Shale Sandstone, calcareous 11a1e, sandy in upper ten feet, coal stringers in lower ten feet laystone, siltstone stringers 1 Siltstone, calcareous Shale, soft Sandstone, argillaceous, calcar- eous, friable Shale, coal stringers, sandy Sandstones coal stringers, calcar- eous Coal, brittle Shale, silty, trace of carbona- ceous, coal stringers, some [and Shale, carbonaceous stringers, silty Carbonaceous shale, coal lens and some shale — Shale, calcareous sandstone lenses trace carbonaceous stringers No samples Siltstone, calcareous, thin sand- ;R;' stone lenses, shale stringers, L. trace coal No samples Shale, sandy Shale, coal stringers Shale, silty, minor sandstone lenses, trace carbonaceous and coal Shale, soft - y Shale, calcareous Siltstone lenses, sandstone lenses Shale, carbonaceous stringer, trace coal Sandstone, slightly calcareous, carbonaceous, shaley zones ,yI We Shale , sandy zone, thin calcar- eous sandstone lenses, trace _ °— coal, trace carbonaceous Siltstone, slightly calcareous, some shale zones, sandstone traces Shale, siltstone stringers, send- - stone lenses, minor carbonaceous stringers i Sandstone, slightly calcareous - arbonaceous • Shale, sandy, carbaneous string- _ ers, trace coal, calcareous sand- stone lenses Shale- -Ui-th eeel --- - d Shale, friable, siltstone string- _ i ers, sandstone lenses, some minor carbonaceous stringers Shale, slightly calcareous 1 Sandstone, slightly calcareous, shaley w Shale, carbonaceous 1'" Sandsro,.e, shilC lenses, ace " �j -alcarecus, carbonaceous grading :.. r. to shale Shale, calcareous lenses m ,.,. Sandstone, friable, calcareous, _ si,a it stti,i Vrc rs —_ ea Shale, friable, siltstone — stringers Sandstone, friable, silty, minor carbaneous, slightlly calcareous y Shale, trace calcareous sand Sandstone, slightly friable, slightly calcareous, minor carbon- • aceous, minor coal stringers Shale, friable, slightly carbon - 1 aceous at top grading to slightly, calcareous sandy shale Sandstone, calcareous, siltstone 1' zones, trace carbonaceous and :y coal stringers Shale, coal stringers Sandstone, friable, slightly cal - careous, some carbonaceous Shale with sandstone, friable, .'+ slightly calcareous, minor car- bonaceous stringers, coal traces, carbonaceous stringers. Siltstone • - zones. M Shale, slig'..' :y bentonitic,11 t1:in car`�naceous stringers grade 'o sane:;, basal coal stringers 1 Q Shale, friable, hard silty zones, sandy zones, coal zone Shale, friable, coal zone Siltstone to sandy, slightly cal - :L•• careous Shale. sandy, coal zone at top 1100 Shale, silty to sandy, minor cal- careous siltstone stringers, ` trace carbonaceous ° Shale, sandy with siltstone stringe4rs trace coal stringers, trace carbonaceous �. :'•• Siltstone argelaceoufraceocer- some sandy stringers, bonaceous,coal traces 1200 Shale, silty to sandy with few siltstone zones, trace Carbone- t= C ceous, especially in lower 10' Sandstone, friable, trace carbon - aceous,coal zones Siltstone, slightly calcareous, calcareous siltstone or limestone stringers 2 feet thick grading to argelaceous downward 1300 Coal, possible carbonaceous stringer Siltstone, calcareous, zones sandy shale interbedded, very hard zone 1•' Sandstone, calcareous with trace of carbonaceous, trace pyrite, coal zones, calcareous siltstone .... .L stringers, coal stringers 1400 o Shale- siltyrcoal stringer Siltstone, calcareous, sandy zones Coal, shale parting 1600 Siltstone, slightly calcareous, trace carbonaceous zones , coal i••,'; stringer �i�• - Shale, calcareous siltstone stringers, trace carbonaceous • ;•:•; Sandstone, slightly calcareous .•; }y, Siltstone, carbonaceous 1700 hale, calcareous siltstone inter- - bePed, coal stringer y.. ;;• Siltstone, slightly calcareous Shale, sandy zones, anal stringers �." Siltstone, slightly calcareous, :. trace calcareous at top i 1800 goal Shale, slightly calcareous, silt - s4one stringers 1 Shale and coal Cgah_c_lean.,..pa_T6ipg_at _- top..._. . y Siltstone, slightly calcareous • Shale, carbonaceous, trace coal, silty lenses 1900 m Siltstone slightly calcareous, ?: •... .. trace car�ionaceous, sand _ Sandstone slightly calcareous, f' friable, siltstone stringers, [rate carbonaceous, trace pyrite Coal, slightly shaley Siltstone, calcareous, scattered cdrbuua� eous trinSers I 2000 Coal, shale parting Siltstone, calcareous, trace car - r'" bonaceous Shale, thin sandstone lenses, • trace carbonaceous Sandstone, slightly calcareous i Shale, calcareous siltstone • stringers, sandstone lenses, 2100 ,trace carbonaceous A J 6214z,_ s lty p °_— �Land� -w14n _di trace of carbonaceous Siltstone, calcareous, sandy } zones especially in top 10 feet, •> thins'ialey zones Shale, slightly calcareous, very — 1500 i silty Coal Siltstone, calcareous Sandstone, friable, trace carbon- aceous shale, sandy stringers, coal stringer 1600 Siltstone, slightly calcareous, trace carbonaceous zones , coal i••,'; stringer �i�• - Shale, calcareous siltstone stringers, trace carbonaceous • ;•:•; Sandstone, slightly calcareous .•; }y, Siltstone, carbonaceous 1700 hale, calcareous siltstone inter- - bePed, coal stringer y.. ;;• Siltstone, slightly calcareous Shale, sandy zones, anal stringers �." Siltstone, slightly calcareous, :. trace calcareous at top i 1800 goal Shale, slightly calcareous, silt - s4one stringers 1 Shale and coal Cgah_c_lean.,..pa_T6ipg_at _- top..._. . y Siltstone, slightly calcareous • Shale, carbonaceous, trace coal, silty lenses 1900 m Siltstone slightly calcareous, ?: •... .. trace car�ionaceous, sand _ Sandstone slightly calcareous, f' friable, siltstone stringers, [rate carbonaceous, trace pyrite Coal, slightly shaley Siltstone, calcareous, scattered cdrbuua� eous trinSers I 2000 Coal, shale parting Siltstone, calcareous, trace car - r'" bonaceous Shale, thin sandstone lenses, • trace carbonaceous Sandstone, slightly calcareous i Shale, calcareous siltstone • stringers, sandstone lenses, 2100 ,trace carbonaceous A J