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Wellbore #00 Wellbore Classification: CBM Status: PR - 2/2/2010 Measured TD: 2900 ft.| Wellbore Data for Original Wellbore | Wellbore Classification: CBM PR - 2/2/2010 | | Wellbore Permit | | | Permit #: | 20051180 | Expiration Date: | 4/26/2006 | | Proposed Depth/Form: | 2850 ft. | | Surface Mineral Owner Same: | Yes | | Mineral Owner: | FEE | Surface Owner: | FEE | | Unit: | | Unit Number: | | | Formation And Spacing: | Code: RTON , Formation: RATON COAL , Order: , Unit Acreage: , Drill Unit: | | Formation And Spacing: | Code: VRMJ , Formation: VERMEJO COAL , Order: , Unit Acreage: , Drill Unit: |
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| Wellbore Completed | | Completion Date: | 6/5/2005 | | Spud Date: | 5/21/2005 | Spud Date Is: | ACTUAL | | Measured TD: | 2900 ft. | Measured PB depth: | 2732 ft. | | True Vertical TD: | | True Vertical PB depth: | | | Log Types: | AIL / TLD / CNL / GR / CBL / CCL | | Casing: | String Type: SURF, Hole Size: 11 in., Size: 8.625 in., Top: 0 ft., Depth: 625 ft., Weight: 24 , Citings Type: ACTUAL | | Cement: | Sacks: 267, Top: 0 ft., Bottom: 625 ft., Determination Method: CALC | | Casing: | String Type: 1ST, Hole Size: 7.875 in., Size: 5.5 in., Top: 0 ft., Depth: 2862 ft., Weight: 15.5 , Citings Type: ACTUAL | | Cement: | Sacks: 475, Top: 214 ft., Bottom: 2862 ft., Determination Method: CBL | | Formation | Interval Top | Log Bottom | Cored | DSTs | | RATON COAL | 0 ft. | 2260 ft. | N | N | | VERMEJO COAL | 2357 ft. | 2658 ft. | N | N | | TRINIDAD | 2658 ft. | 2888 ft. | N | N |
Formation VRMJ Formation Classification: GW Status: CM - 2/2/2010 Interval Top: 2377 ft. Interval Bottom: 2592 ft.| Completed Information for Formation VERMEJO COAL | | 1st Production Date: | 11/20/2005 | Choke Size: | | | Formation Name: | VERMEJO COAL | Commingled: | Yes | | Production Method: | | | Open Hole Completion: | No |
| | Formation Treatment | | Treatment Date: | 1/19/2010 | | Treatment Summary: | ACIDIZED W/2,000 GALS 15% HCL ACID. REFRAC'D W/56,917 GALS 20# DELTA 140 W/SANDWEDGE OS CARRYING 7,850# 16/30 BRADY SAND & 109,442# 12/20 BRADY SND. |
| | Tubing Size: | | Tubing Setting Depth: | | | Tubing Packer Depth: | | Tubing Multiple Packer: | | | Open Hole Top: | | Open Hole Bottom: | | | Initial Test Data: | | Test Date: | N/A | Test Method: | | | Hours Tested: | | Gas Type: | | | Gas Disposal: | | |
| Test Type | Measure |
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| BBLS_H2O | 85 | | BBLS_OIL | 0 | | BTU_GAS | 1062 | | CALC_BBLS_H2O | 85 | | CALC_BBLS_OIL | 0 | | CALC_MCF_GAS | 0 | | CASING_PRESS | 5 | | MCF_GAS | 0 | | TUBING_PRESS | 80 |
| | Perforation Data: | | Interval Top: | 2377 ft. | # Of Holes: | 44 | | Interval Bottom: | 2592 ft. | Hole Size: | 0.4 in. |
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Formation RT-VJ Formation Classification: GW Status: PR - 2/2/2010 Interval Top: 669 ft. Interval Bottom: 2592 ft.| Completed Information for Formation RATON-VERMEJO COALS | | 1st Production Date: | 2/1/2010 | Choke Size: | | | Formation Name: | RATON-VERMEJO COALS | Commingled: | No | | Production Method: | | | Open Hole Completion: | No |
| | Formation Treatment | | Treatment Date: | 6/5/2005 | | Treatment Summary: | |
| | Tubing Size: | 2.875 in. | Tubing Setting Depth: | 2698 ft. | | Tubing Packer Depth: | | Tubing Multiple Packer: | | | Open Hole Top: | | Open Hole Bottom: | | | Initial Test Data: | | Test Date: | 2/2/2010 | Test Method: | PUMPING | | Hours Tested: | 24 | Gas Type: | COAL GAS | | Gas Disposal: | SOLD | |
| Test Type | Measure |
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| BBLS_H2O | 102 | | BTU_GAS | 979 | | CALC_BBLS_H2O | 102 | | CALC_BBLS_OIL | 0 | | CALC_MCF_GAS | 8 | | CASING_PRESS | 90 | | MCF_GAS | 8 | | TUBING_PRESS | 4 |
| | Perforation Data: | | Interval Top: | 669 ft. | # Of Holes: | 124 | | Interval Bottom: | 2592 ft. | Hole Size: | 0.45 in. |
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Formation RTON Formation Classification: GW Status: CM - 2/2/2010 Interval Top: 669 ft. Interval Bottom: 1680 ft.| Completed Information for Formation RATON COAL | | 1st Production Date: | 2/1/2010 | Choke Size: | | | Formation Name: | RATON COAL | Commingled: | Yes | | Production Method: | | | Open Hole Completion: | No |
| | Formation Treatment | | Treatment Date: | 1/19/2010 | | Treatment Summary: | ACIDIZED W/ 4,000 GALS 15% HCI ACID. FRAC'D W/ 198,929 GALS 20# DELTA 140 W/ SANDWEDGE OS CARRYING 31,770# 16/30 BRADY SD & 304,679# 20/20 BRADY SND. |
| | Tubing Size: | | Tubing Setting Depth: | | | Tubing Packer Depth: | | Tubing Multiple Packer: | | | Open Hole Top: | | Open Hole Bottom: | | | No Initial Test Data was found for formation RTON. |
| | Perforation Data: | | Interval Top: | 669 ft. | # Of Holes: | 80 | | Interval Bottom: | 1680 ft. | Hole Size: | 0.45 in. |
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| Reported Plugged | N | |
| Out Of Service Repurposed | N | |
| Out Of Service | N | |
| Inactive Exception | N | |
| Noticed Inactive | N | |
| Defined Inactive | N | |
| Low Producing | N | |
| Total Oil Produced (Barrels) | 0 |
| Total Gas Produced (MCF) | 10052 |
| GOR | |
| GOR Determination | MCFE |
| Average BOE per Day | 4.745 |
| Average MCFE per Day | 27.523 |
| Federal Financial Assurance | i | |
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