REV09413

• Permit No: C1981019
• IBM Index Class Name: Revision
• Doc Date: 7/19/2000
• 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 1 of 2
rt Colowyo Coal Company L.P.
CDMG Permit C-81-019/ TR-50
Permit Area Coal Resource Confirmation /Exploration/ Monitor Wells 1989-1997
A B C D E F G H I
Llne Total Collar Amount of: Dnlhng License of
p MR # HOLE fr (Eason (NOrthln) De th Elevation waler:onss (eepm in rt) Diam. (in.) T ce of Sealant Cement Bentanite Groin Contactor Drill and Rig Melhotl used Mlned Trra7 Bontl Amount Bond Credit Bond In-Place
1 12 89<-7 7357324.19 34568300 645.0 7261.80 720 4.75' Sure~el, Cement 2.4wfl 77.SCUft Gery oeemamly Balling w Rota -FOam,Core Y S 66892 S 868.92 S
2 12 894-2 1352091.50 348753.80 438.0 7375.50 722 4.75' Sure el. Cement 1.2wft 51.7cufl Gary ODamaiuly anlling es] Rotary-Foam Y S 668.92 S 668.92 S -
3 12 89-4-3 1352088.80 344582.00 459.0 7382.00 B7 4.75" Suregel, Cement 1.2cuft 55.4wfl Gery Obemamly bellirp e4] Rota -Foam Y S 668 B2 E 668.92 S -
4 12 8944 1349859.70 346505.70 671.0 7206.30 N/A 5.125" Sure~el, Cement 2.BCUft 93.7cufl Gery OESmensly eellinp sea Rotary-Water Y S 668.82 f 6811.92 E
5 12 89.4-5 Nat ddlletl X X X X X X X X X X X N S 668.92 f 1768.92 S
6 72 89-9.1 7348540.10 342875.10 160.0 7190.70 15 5" Sure el, Cement 1.4cufl 20.4cufl Gery OGmansly Belling Bea Rotary-Water H S 668.92 S S 6811.92
7 12 89-9-2 1348023.00 34108.20 1480 7333.90 NIA 5" Sure~el, Cement 1.4wM1 19.000ft Gery Obemamly BBllirg u] Rota -Water N S 88892 S S 668.92
8 12 88-9-3 1347359.00 339385.50 319.0 7450.20 30,45 5" Sure~el, Cement 1.4wft 42.2cufl Gary Oeemensly Belling w Rota -Water N S 668.92 S S 668.92
9 12 89-94 1347319.00 338182.00 280.0 7539.30 N/A 5" Sure- el, Cement 1.4cuft 36.7cufl Gary ODemaruly Belling u] Rota -Water N S 688.92 E S 6611.92
10 12 89-9-5 1348193.40 338823.80 482.0 7708.60 N/A 5.125" Sur N, Cement 2.6wfl 66.2cufl Gery Obsmansry aening es] Rota -Water N S 668.92 S S 668.92
71 12 89-9-6 7348896.00 340009.20 626.0 7663.80 N/A 4.75' Su el, Cement 2.4wfl 74.8wR Gary OEamantly Belling ee] Rota -Water N S 688.92 S S 668.92
12 12 89-9-7 1348005.50 338842.40 867.0 771711.00 N/A 4.75' Sureyel, Cement 2.4wfl 77.3cufl Gery Obemamly BBlliiq u] Rota -Water N S 668.82 S S 6811.92
13 12 89-9-8 1350415.40 339228.80 369.0 7734.60 N/A 1.75" Sure~el, Cement 7.2wfl 44.3cuft Gery ODSmamly Belling e4a Rota -Water N S 668.92 E S 668.82
14 12 89-9-8 1348983.20 340493.00 741.0 7645.70 NIA 4.75" Su el. Cement 2.4wR BB.BCUft Gary Obsmamly Belling se] Rota -Water N S 668.92 S S 668.92
15 12 89-9-10 1351428.40 339304.20 402.0 7637.10 N/A 5.125" Sure~el, Cement 2.Bwft 55.7cufl Gery Obedunsly Balling w] Rota -Water Y f 668.82 S 6611.82 S
16 12 89-9-11 1348392.00 341953.50 342.0 7452.4 28,57 4.75" Sure el, Cement 13.2wft 41.3cuft Gary OWmansy tlBlllrp eu Rota -Water Y S 668.92 S 668.82 S
17 12 89.10-8 1352777.60 3317712.70 7611.0 7708.70 18 5.125" Sure~el, Cement 2.Baft 107.2cuft Gery Obemamly Belling es7 Rota -Water Y S 68892 S 668.92 S
111 27 4-94-2 1350766.52 347908.9 232 7082.9 N/A 5" SoG Buee Eamms. Inc. 13 Rota -Water N No Bontl' S S
19 27 4-84-3 1351171.48 347969.21 152 7005.77 N/A 5" Soea Bune Semma. Inc. 13 Rotary-WaMr N No Bontl' S S
20 27 4-944 1350958.74 347850.05 180 7049.61 N/A 5" Ease Bulls Eemma, Inc. 13 Rota -Water N No Bond' S S
27 27 4-94-5 7350246.72 347579.31 734 7021.3 NIA 5" Soon Bins Eemms, Inc. 13 Rory -Water N No bond' S f
22 27 4-94E 1350091.64 347618.26 270 7127.96 NIA 5" Saea Butte SaMms, Inc. 13 Rota -Water N No Bontl' S S
23 27 4-94-9 1350538.02 347796.07 240 7755.72 N/A 5" Eaee Bone Eervime. Inc. 13 Rota -Wafer N NO Bond' S S
24 27 1-94-10 1351421.23 347378.87 175 7075.74 N/A 5" Soee Buns Eamme. Inc. 13 Rota -Water N No Bontl• S S
25 27 4-94-11 1351421.23 347355.34 260 7155.06 N/A 5" Eotla eurla SsMma, Inc 73 Rota -Water N No Bond' S t
26 27 4-84-12 1351078.68 348877.14 160 7178.3 N/A 5" Eatla Bane Eervime, Inc. 1J Rota -Water N No Bontl' S S
27 27 4-94-13 7351248.8 346357.2 759 7172.2 N/A 5" Soda BUm EaMms. Inc. 73 Rota -Water N No Bontl' S E
28 27 4-94-14 135041.01 346507.31 370 7169.32 N/A 5" Eotla Bone Sarxma. Inc. 73 Rota -Water N No Bontl• S S
29 27 4-94-15 1348473.84 348563.8 375 7171.27 N/A 5" EoBe BUae Eemma.lnc. 73 Rota -Water N No Bontl' S S
30 27 4-94-16 7349431.41 346103.28 335 717fi.72 N/A 5" Eoea Bum SeMma. Inc 73 Rota -Water N No BOnd• t S
31 31 UL-85-32 1357361.00 357331.10 822.0 6737.70 76 5.625" PIU el X 118.1wft Trujillo DBllirq Co.. Inc D-303 Rota -Foam Y S 2,737.00 S 2,737.00 S
32 31 UL-9540 1352717.00 351862.80 645.0 6985.80 125,380,835 5.6" Plug el X 261.8 CUR Trujillo Gnllirp CO., Inc. D-303 Rota -Water Y E 2,737.00 S S 2,737.00
33 31 UL-8544 1357138.03 354130.88 522.0 6668.20 N/A 5.825" Plug el X 99.1 tuft Trujillo Plllinp CO.. Inc. D-303 Rota -Water Y S 2,737.00 S 2,737.00 S
34 37 UL-9545 7353444.26 355212.87 680.0 8627.90 N/A 5.625" Plu gel X 129.3 cuff ]rullllo pnllmg CA.. Inc D-303 Rofa -Water N S 2,737.00 S S 2,737.00
35 35 UL-9545A 1353444.26 355212.97 680.0 6627.90 imul Creek Fonnehon well 5.625" water monitor well Gary Obemanely Balling u7 Rofa -Water N Licensed Well S S
f~VIStOrI $I1bft11CB4 7 -1 g - O U
Revisipl No. T R - SD