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Wellbore #00 Wellbore Classification: CBM Status: PR - 4/25/2010 Measured TD: 2700 ft.| Wellbore Data for Original Wellbore | Wellbore Classification: CBM PR - 4/25/2010 | | Wellbore Permit | | | Permit #: | 20041069 | Expiration Date: | 5/26/2005 | | Proposed Depth/Form: | 2800 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: | 11/9/2004 | | Spud Date: | 7/17/2004 | Spud Date Is: | ACTUAL | | Measured TD: | 2700 ft. | Measured PB depth: | 2587 ft. | | True Vertical TD: | | True Vertical PB depth: | | | Log Types: | AIL , TLD / CSN & CBL, TEMPERATURE, RESERVOIR SATURATION. | | Casing: | String Type: SURF, Hole Size: 11 in., Size: 8.625 in., Top: 0 ft., Depth: 339 ft., Weight: 24 , Citings Type: ACTUAL | | Cement: | Sacks: 148, Top: 0 ft., Bottom: 339 ft., Determination Method: CALC | | Casing: | String Type: 1ST, Hole Size: 7.875 in., Size: 5.5 in., Top: 0 ft., Depth: 2632 ft., Weight: 15.5 , Citings Type: ACTUAL | | Cement: | Sacks: 473, Top: 90 ft., Bottom: 2632 ft., Determination Method: CBL | | Formation | Interval Top | Log Bottom | Cored | DSTs | | RATON COAL | 0 ft. | 2050 ft. | N | N | | VERMEJO COAL | 2114 ft. | 2416 ft. | N | N | | TRINIDAD | 2416 ft. | 2700 ft. | N | N |
Formation VRMJ Formation Classification: GW Status: CM - 4/25/2010 Interval Top: 2128 ft. Interval Bottom: 2365 ft.| Completed Information for Formation VERMEJO COAL | | 1st Production Date: | 11/9/2004 | Choke Size: | | | Formation Name: | VERMEJO COAL | Commingled: | Yes | | Production Method: | | | Open Hole Completion: | No |
| | Formation Treatment | | Treatment Date: | 4/6/2010 | | Treatment Summary: | ACIDIZED WITH 1300 15% HCI ACID. REFRACD WITH 65463 GALS 20# DELTA 140 SANDWEDGE OS CARRYING 7488# 16/30 BRADY SD AND 141294# 12/20 BRADY SD. |
| | 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 | 88 | | CALC_BBLS_H2O | 88 | | CALC_MCF_GAS | 23 | | CASING_PRESS | 54 | | MCF_GAS | 23 | | TUBING_PRESS | 5 |
| | Perforation Data: | | Interval Top: | 2128 ft. | # Of Holes: | 32 | | Interval Bottom: | 2365 ft. | Hole Size: | 0.4 in. |
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Formation RT-VJ Formation Classification: GW Status: PR - 4/25/2010 Interval Top: 576 ft. Interval Bottom: 2365 ft.| Completed Information for Formation RATON-VERMEJO COALS | | 1st Production Date: | 4/24/2010 | Choke Size: | | | Formation Name: | RATON-VERMEJO COALS | Commingled: | No | | Production Method: | | | Open Hole Completion: | No |
| | Formation Treatment | | Treatment Date: | 4/6/2010 | | Treatment Summary: | |
| | Tubing Size: | 2.875 in. | Tubing Setting Depth: | 2485 ft. | | Tubing Packer Depth: | | Tubing Multiple Packer: | | | Open Hole Top: | | Open Hole Bottom: | | | Initial Test Data: | | Test Date: | 4/25/2010 | Test Method: | PUMPING | | Hours Tested: | 24 | Gas Type: | COAL GAS | | Gas Disposal: | SOLD | |
| Test Type | Measure |
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| BBLS_H2O | 113 | | BTU_GAS | 986 | | CALC_BBLS_H2O | 113 | | CALC_MCF_GAS | 333 | | CASING_PRESS | 5 | | MCF_GAS | 333 | | TUBING_PRESS | 4 |
| | Perforation Data: | | Interval Top: | 576 ft. | # Of Holes: | 134 | | Interval Bottom: | 2365 ft. | Hole Size: | 0.45 in. |
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Formation RTON Formation Classification: GW Status: CM - 4/25/2010 Interval Top: 576 ft. Interval Bottom: 1443 ft.| Completed Information for Formation RATON COAL | | 1st Production Date: | 4/24/2010 | Choke Size: | | | Formation Name: | RATON COAL | Commingled: | Yes | | Production Method: | | | Open Hole Completion: | No |
| | Formation Treatment | | Treatment Date: | 4/7/2010 | | Treatment Summary: | ACIDIZED WITH 4900 GALS 15% HCI ACID. FRACD WITH 127874 GALS 20# DELTA 140 WITH SANDWEDGE OS CARRYING 32092# 16/30 BRADY SD AND 377130# 12/20 BRADY SD. |
| | 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: | 576 ft. | # Of Holes: | 102 | | Interval Bottom: | 1443 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) | 31483 |
| GOR | |
| GOR Determination | MCFE |
| Average BOE per Day | 14.863 |
| Average MCFE per Day | 86.225 |
| Federal Financial Assurance | i | |
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