REV101724

• Permit No: C1981019
• IBM Index Class Name: Revision
• Doc Date: 7/13/2000
• Doc Name: COLOWYO COAL CO C-81-019 TR 50 REVISED TABLE 1
• From: COLOWYO COAL CO
• To: DMG
• Type & Sequence: TR50
• Media Type: D
• Archive: No

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TABLE 1
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Colowyo Coal Company L. P.
CDMGPermit C-81-019/TR-50
Permit Area Coal Resource Confirmation /Exploration/ Monitor Wells 1989-1997
A B C D E F G H I
Line Total Collar Amount oF. Drillln License of
N MR p HOLE K (Eashn) Northing) Depth Elevation Water zones (eaplh.n n.) Diam. (in.) 7 e of Sealant Cement Buaonib Cmur Contractor Dnll antl Ri McUOd usetl Mined Thrui Bontl Amount Bond Credit Bono In-Place
1 12 894-1 1351324.19 345683.00 845.0 7267.80 120 4.75" Sure-gel, Cement 2.4cuR 77.Scufl Gary Obernaruly gnlling W7 Rotary-FOam,Core Y S 888.92 E 668.92 S
2 72 89-4-2 1352091.50 346153.80 478.0 7315.50 722 4.75" Sure-gel, Cement 7.2wR 51.7cufl Gery ODagwnsly dall~ng w] ROta -Foam Y S 668.92 S 66892 S
3 12 894-3 7352088.80 344582.00 458.0 7382.00 07 4.75" Sureyel, Cement 1.2cvR 55.4wR Gary OberNnsiy gnlling u3 Rota -Foam Y S 668 B2 S 668.82 f
4 12 8944 7349859.70 346505.70 871.0 7206.30 N/A 5.725" Sure~el, Cement 2.BCUR 93.7cufl Gary OEerMnsiy gnlling u] Rota -Water Y S 668.82 S 668.92 S
5 72 88-4-5 Not drilled X X X X X X X X X X X N S B68.B2 S 668.92 E
6 12 BB-9-1 1348540.10 342875.10 180.0 7180.70 15 5" Sure~el, Cement 1.4cuR 20.4wR Gary OEarMnsly gnlling 443 Rota -Water N E 668.92 S f 688.92
7 12 89-9-2 1348023.00 34109.20 148.0 7333.80 N/A 5' Sure el, Cement 1.4cuR 19.OwR Gary Obunanary dulling u] ROta -Water N S 868.92 E E BB8.92
B 12 89-9-3 1347359.00 339385.50 319.0 7450.20 30,45 5' Su el, Cement 1.4cuR 42.2wfl Gary Otadiansly gnlling u7 Rota -Water N S 668.92 S S 68892
9 72 89-94 7347319.00 338782.00 280.0 7538.30 N/A 5' Sure el, Cement 1.4cuR 36.7cuR Gary Obamansly enlgng a3 ROta -Water N S 668.92 S E 668.92
10 12 89-9-5 1348183.40 338923.90 482.0 7708.60 N/A 5.125" Su el, Cement 2.6cuR 66.2cuR Guy Oberaanaly Grilling u3 Rota -Water N S B68.B2 S S 6611.92
11 12 89-9t 1348898.00 340009.20 626.0 7883.60 N/A 4 75" Sure~el, Cement 2.4wR 74.BCUft Gary Oeediensly grilling u] Rota -Water N S 668.92 S E 668.92
72 72 89-9-7 7349005.50 338642.40 847.0 7788.00 N/A 4.75" Sure el, Cement 2.4cuR 77.3cuR Gary Obaraansly dulling N3 Rotary-Water N S 680.92 S S 668.82
13 12 88-9-8 1350415.40 339228.80 388.0 7734.60 N/A 4.75" Suregel, Cement 1.2cuR 41.3cufl Gary Obedumly grilling u] Rota -Water N S 688.82 S E 6611.92
14 12 89-9-9 1348983.20 340493.00 741.0 7645.70 N!A 4.75" Sur el, Cement 2.4wR 88.9cuR Gary Obamsnsly grilling N3 Rota -Water N S 668.92 S E 888.92
15 12 89-9-10 1751428.40 339304.20 402.0 7837.10 N/A 5.125" Sureyel, Cement 2.BwR 55.1wR Gery OberSanaly dulling 443 Rota -Water Y S 888.82 E 668.82 S
16 72 89-9-71 1348392.00 341953.50 3420 7452.4 28,57 4.75" Suregel, Cement 73.2cuR 41.3cufl Gary Obadlensly grilling 443 Rota -Water Y S 668.92 S 868.92 S
77 12 88-10-8 1352777.60 338712.70 768.0 7708.70 18 5.125" Sure el, Cement 2.BCUR 107.2wR Guy Oesmanny grilling W3 ROta -Water Y S 688.82 S 668.82 S
1B 27 4-84-2 1350768.52 347900.9 232 7082.9 NIA 5" 6odeBWeSeMma, Inc 13 Rota -Wafer N No Bond' f E
18 27 4-94-3 1351171.48 347969.27 152 7005.77 N/A 5' SofiaBWeSwins, Inc. 13 ROta -Water N No Bontl' E S
20 27 4-944 1350958.74 347850.05 180 7049.81 N/A 5' Buda BuM Serims, Inc. 73 Rotary-Water N No Bond' S E
21 27 4-94-5 1350246.72 347579.37 t34 7021.3 N(A 5' Bogs BUns 3arvima, Inc 13 Rotary-Water N No Bond' S E
22 27 4-84~ 1350091.64 347618.26 270 7127.96 N/A 5' Bade Buns Bervims, Inc. 13 Rota -Water N No Bontl' S S
23 27 4-94-8 1350536.02 317196.07 240 7155.72 N/A 5" Soda Buns Sarvims, Inc. 13 Rota -Water N No Band' E E
24 27 4-94-10 1351421.23 347378.87 175 7075.14 NIA 5' bode BUne Eersdma,lrc. 73 Rota -Water N NO BOnO' E E
25 27 4-94-11 1351421.23 347355.34 280 7155.06 N/A 5' Soge Buns Servima, I~ 13 Rota -Water N No Bond' S S
28 27 49412 7351076.69 348677.14 160 7119 3 N/A 5" Soda Bunn Sarbms. Irc. 13 RoW -Water N No Bond' S S
27 27 4-94-13 1351240.8 346357.2 359 7772.2 N/A 5' bade Bugs 6enrioea, Irc 13 Rotary-Water N No Bontl• E S
28 27 4-94-14 135041.07 346507.37 370 7189 32 N/A 5' Boga Bulle Swims, Inc. 73 ROta -Water N No Band' E S
29 27 4-94-15 7349473.64 348563.8 375 7171.27 N/A 5' Soda Butte SasNUS. inc. 13 Rota -Water N No Bond' S E
30 27 4.94-16 1349431.47 346103.28 335 7176.72 N/A 5' 6oge Buse SerNms, Inc 73 Rota -Water N No BonO• S E
31 31 UL-85-32 1357361.00 357331.10 622.0 6737.70 76 5.625" Plug gel X 118.1wR Truillld Dulling oo..lrc. 0.303 Rdta -Foam Y S 2,737.00 E 2,737.00 S
32 31 UL-9540 1352717.00 351862.80 845.0 8985.60 t25,3B0,635 5.6" PI el X 264.8 wR Trulalo OnlNnp CO.Irc. D-303 Rota -Water Y S 2,737.00 S E 2,737.00
33 31 UL-9544 1353138.03 354730.99 522.0 8669.20 N!A 5.625" Plu el X 99.1 wR 7rullllo pnllirq CA.Irc. 0.303 Rota -Water Y S 2,737.00 S 2,737.00 S
34 31 UL-9545 1353444.28 355212.87 880.0 6827.90 N/A 5.625' Plug el X 729.3 tuft irui~llo Dulling Co., Irc D-303 Rata -Water N S 2,737.00 E S 2,737.00
35 35 UL-9545A 1353444.26 355212.87 680.0 6627.90 imul Croak FOnnetim gall 5.825" water monitor well Gay OI»manaly gnlling 443 Rota -Water N Licensed Well S S
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Revision No. T R -aa