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Wellbore #00 Wellbore Classification: CBM Status: PR - 4/2/2007 Measured TD: 2725 ft.| Wellbore Data for Original Wellbore | Wellbore Classification: CBM PR - 4/2/2007 | | Wellbore Permit | | | Permit #: | 20071779 | Expiration Date: | 5/7/2008 | | Proposed Depth/Form: | 2550 ft. | | Surface Mineral Owner Same: | No | | Mineral Owner: | FEE | Surface Owner: | STATE | | 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: | | Casing: | String Type: STAGE TOOL, Hole Size: , Size: , Top: , Depth: 1895 ft., Weight: , Citings Type: PLANNED | | Cement: | Sacks: 330, Top: 0 ft., Bottom: 1895 ft. |
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| Wellbore Completed | | Completion Date: | 8/16/2007 | | Spud Date: | 8/14/2007 | Spud Date Is: | ACTUAL | | Measured TD: | 2725 ft. | Measured PB depth: | 2623 ft. | | True Vertical TD: | | True Vertical PB depth: | | | Log Types: | GR/DUAL IND. COMP DENSITY NEUTRON LOG, CBL (2) | | Casing: | String Type: CONDUCTOR, Hole Size: 17.5 in., Size: 13.375 in., Top: 0 ft., Depth: 46 ft., Weight: , Citings Type: ACTUAL | | Cement: | Sacks: 88, Top: 0 ft., Bottom: 46 ft., Determination Method: CALC | | Casing: | String Type: SURF, Hole Size: 11 in., Size: 8.625 in., Top: 0 ft., Depth: 494 ft., Weight: , Citings Type: ACTUAL | | Cement: | Sacks: 238, Top: 0 ft., Bottom: 494 ft., Determination Method: CALC | | Casing: | String Type: 1ST, Hole Size: 7.875 in., Size: 5.5 in., Top: 0 ft., Depth: 2669 ft., Weight: , Citings Type: ACTUAL | | Cement: | Sacks: 374, Top: 0 ft., Bottom: 2669 ft., Determination Method: CBL | | Formation | Interval Top | Log Bottom | Cored | DSTs | | RATON COAL | 0 ft. | 1934 ft. | N | N | | VERMEJO COAL | 1934 ft. | 2070 ft. | N | N | | TRINIDAD | 2070 ft. | 2420 ft. | N | N |
Formation RT-VJ Formation Classification: GW Status: PR - 2/1/2008 Interval Top: 519 ft. Interval Bottom: 2358 ft.| Completed Information for Formation RATON-VERMEJO COALS | | 1st Production Date: | 2/1/2008 | Choke Size: | | | Formation Name: | RATON-VERMEJO COALS | Commingled: | No | | Production Method: | | | Open Hole Completion: | No |
| | Formation Treatment | | Treatment Date: | 1/10/2008 | | Treatment Summary: | ACIDEIZED W/3500 GAL 15% HCI ACID. FRAC W/228,172 GAL 20# DELTA 140 FRAC FLUID W/SANDWEDGE OS CARRYING 133,343# 16/30 ARIZONA SAND AND 362,203# 12/20 ARIZONA SAND. |
| | Tubing Size: | 2.875 in. | Tubing Setting Depth: | 2458 ft. | | Tubing Packer Depth: | | Tubing Multiple Packer: | | | Open Hole Top: | | Open Hole Bottom: | | | Initial Test Data: | | Test Date: | 2/1/2008 | Test Method: | FLOWING | | Hours Tested: | 24 | Gas Type: | COAL GAS | | Gas Disposal: | SOLD | |
| Test Type | Measure |
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| BBLS_H2O | 7 | | BBLS_OIL | 0 | | BTU_GAS | 1004 | | CALC_BBLS_H2O | 7 | | CALC_BBLS_OIL | 0 | | CALC_MCF_GAS | 0 | | CASING_PRESS | 6 | | GRAVITY_OIL | 1 | | MCF_GAS | 0 | | TUBING_PRESS | 4 |
| | Perforation Data: | | Interval Top: | 519 ft. | # Of Holes: | 90 | | Interval Bottom: | 2358 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) | 7210 |
| GOR | |
| GOR Determination | MCFE |
| Average BOE per Day | 3.402 |
| Average MCFE per Day | 19.734 |
| Federal Financial Assurance | i | |
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