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Wellbore #00 Wellbore Classification: CBM Status: PR - 2/1/2008 Measured TD: 2780 ft.| Wellbore Data for Original Wellbore | Wellbore Classification: CBM PR - 2/1/2008 | | Wellbore Permit | | | Permit #: | 20071862 | Expiration Date: | 5/17/2008 | | Proposed Depth/Form: | 2625 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: 1960 ft., Weight: , Citings Type: PLANNED | | Cement: | Sacks: 340, Top: 0 ft., Bottom: 1960 ft. |
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| Wellbore Completed | | Completion Date: | 8/20/2007 | | Spud Date: | 8/17/2007 | Spud Date Is: | ACTUAL | | Measured TD: | 2780 ft. | Measured PB depth: | 2675 ft. | | True Vertical TD: | | True Vertical PB depth: | | | Log Types: | CBL, DIL, CD/NL | | Casing: | String Type: CONDUCTOR, Hole Size: 17.5 in., Size: 13.375 in., Top: 0 ft., Depth: 47 ft., Weight: , Citings Type: ACTUAL | | Cement: | Sacks: 92, Top: 0 ft., Bottom: 47 ft., Determination Method: CALC | | Casing: | String Type: SURF, Hole Size: 11 in., Size: 8.625 in., Top: 0 ft., Depth: 495 ft., Weight: , Citings Type: ACTUAL | | Cement: | Sacks: 247, Top: 0 ft., Bottom: 495 ft., Determination Method: CALC | | Casing: | String Type: 1ST, Hole Size: 7.875 in., Size: 5.5 in., Top: 0 ft., Depth: 2721 ft., Weight: , Citings Type: ACTUAL | | Cement: | Sacks: 396, Top: 0 ft., Bottom: 2721 ft., Determination Method: CBL | | Formation | Interval Top | Log Bottom | Cored | DSTs | | RATON COAL | 0 ft. | 1989 ft. | N | N | | VERMEJO COAL | 1989 ft. | 2114 ft. | N | N | | TRINIDAD | 2114 ft. | 2440 ft. | N | N |
Formation RT-VJ Formation Classification: GW Status: PR - 2/1/2008 Interval Top: 545 ft. Interval Bottom: 2389 ft.| Completed Information for Formation RATON-VERMEJO COALS | | 1st Production Date: | 1/30/2008 | Choke Size: | | | Formation Name: | RATON-VERMEJO COALS | Commingled: | No | | Production Method: | | | Open Hole Completion: | No |
| | Formation Treatment | | Treatment Date: | 1/4/2008 | | Treatment Summary: | ACIDIZED W/ 3750 GALS 15% HCL. FRACD W/ 238651 GALS 20# DELTA 140 FRAC FLUID W/ SANDWEDGE OS CARRYING 130,723# 16/30 ARIZONA SAND AND 331,845 # 12/20 ARIZONA SAND |
| | Tubing Size: | 2.875 in. | Tubing Setting Depth: | 2488 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 | 56 | | BBLS_OIL | 0 | | BTU_GAS | 1005 | | CALC_BBLS_H2O | 56 | | CALC_BBLS_OIL | 0 | | CALC_MCF_GAS | 2 | | CASING_PRESS | 5 | | GRAVITY_OIL | 1 | | MCF_GAS | 2 | | TUBING_PRESS | 7 |
| | Perforation Data: | | Interval Top: | 545 ft. | # Of Holes: | 84 | | Interval Bottom: | 2389 ft. | Hole Size: | 0.453125 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) | 32114 |
| GOR | |
| GOR Determination | MCFE |
| Average BOE per Day | 15.162 |
| Average MCFE per Day | 87.935 |
| Federal Financial Assurance | i | |
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