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Wellbore #00 Wellbore Classification: GW Status: PR - 8/22/2007 Measured TD: 7111 ft. Vertical TD: 7111 ft.| Wellbore Data for Original Wellbore | Wellbore Classification: GW PR - 8/22/2007 | | Wellbore Permit | | | Permit #: | 20072786 | Expiration Date: | 5/24/2008 | | Proposed Depth/Form: | 7111 ft. | | Surface Mineral Owner Same: | Yes | | Mineral Owner: | FEDERAL | Surface Owner: | FEDERAL | | Unit: | | Unit Number: | | | Formation And Spacing: | Code: DKCMM , Formation: DAKOTA-CEDAR MTN-MORRISON , Order: , Unit Acreage: 640, Drill Unit: 640 | | Formation And Spacing: | Code: ILES , Formation: ILES , Order: , Unit Acreage: , Drill Unit: | | Formation And Spacing: | Code: MNCS , Formation: MANCOS , Order: , Unit Acreage: , Drill Unit: | | Formation And Spacing: | Code: NB-FR , Formation: NIOBRARA-FRONTIER , Order: , Unit Acreage: , Drill Unit: | | Formation And Spacing: | Code: WMRCM , Formation: WILLIAMS FK-ROLLINS-CAMEO , Order: , Unit Acreage: , Drill Unit: | | Casing: | String Type: CONDUCTOR, Hole Size: 16 in., Size: 13.375 in., Top: , Depth: 80 ft., Weight: 54 , Citings Type: PLANNED | | Cement: | Sacks: 10, Top: 0 ft., Bottom: 80 ft. | | Casing: | String Type: SURF, Hole Size: 12.25 in., Size: 9.625 in., Top: , Depth: 1125 ft., Weight: 36 , Citings Type: PLANNED | | Cement: | Sacks: 492, Top: 0 ft., Bottom: 1125 ft. | | Casing: | String Type: 1ST, Hole Size: 7.875 in., Size: 5.5 in., Top: , Depth: 7111 ft., Weight: 17 , Citings Type: PLANNED | | Cement: | Sacks: 1545, Top: 3200 ft., Bottom: 7111 ft. | | Casing: | String Type: STAGE TOOL, Hole Size: , Size: , Top: , Depth: 3125 ft., Weight: , Citings Type: PLANNED | | Cement: | Sacks: 595, Top: 2968 ft., Bottom: 3200 ft. |
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| Wellbore Completed | | Completion Date: | 1/18/2005 | | Spud Date: | 12/27/2004 | Spud Date Is: | ACTUAL | | Measured TD: | 7111 ft. | Measured PB depth: | 0 ft. | | True Vertical TD: | 7111 ft. | True Vertical PB depth: | 0 ft. | | Log Types: | CBL, ARRAY INDUCTION | | Casing: | String Type: CONDUCTOR, Hole Size: 16 in., Size: 13.375 in., Top: 0 ft., Depth: 80 ft., Weight: 54 , Citings Type: ACTUAL | | Cement: | Sacks: 10, Top: 0 ft., Bottom: 80 ft., Determination Method: CALC | | Casing: | String Type: SURF, Hole Size: 12.25 in., Size: 9.625 in., Top: 0 ft., Depth: 1125 ft., Weight: 36 , Citings Type: ACTUAL | | Cement: | Sacks: 492, Top: 0 ft., Bottom: 1125 ft., Determination Method: CALC | | Casing: | String Type: 1ST, Hole Size: 7.875 in., Size: 5.5 in., Top: 0 ft., Depth: 7111 ft., Weight: 17 , Citings Type: ACTUAL | | Cement: | Sacks: 1545, Top: 0 ft., Bottom: 7111 ft., Determination Method: CBL | | Formation | Interval Top | Log Bottom | Cored | DSTs | | ROLLINS | 1951 ft. | 2186 ft. | N | N | | COZZETTE | 2187 ft. | 3113 ft. | N | N | | LOYD SS | 3114 ft. | 3508 ft. | N | N | | MANCOS A | 3509 ft. | 4091 ft. | N | N | | MANCOS B | 4092 ft. | 6546 ft. | N | N | | DAKOTA | 6547 ft. | 7111 ft. | N | N |
Formation DKTA Formation Classification: GW Status: PR - 8/28/2005 Interval Top: 6610 ft. Interval Bottom: 6748 ft.| Completed Information for Formation DAKOTA | | 1st Production Date: | N/A | Choke Size: | | | Formation Name: | DAKOTA | Commingled: | No | | Production Method: | FLOWING | | Open Hole Completion: | No |
| | Formation Treatment | | Treatment Date: | 1/18/2005 | | Treatment Summary: | STAGE 1 TREATED WITH A TOTAL OF: 1214 BBLS OF SLICKWATER, 153,000 LBS 20-40 SAND. |
| | Tubing Size: | | Tubing Setting Depth: | | | Tubing Packer Depth: | | Tubing Multiple Packer: | | | Open Hole Top: | | Open Hole Bottom: | | | Initial Test Data: | | Test Date: | 8/28/2005 | Test Method: | FLOWING | | Hours Tested: | 24 | Gas Type: | | | Gas Disposal: | | |
| Test Type | Measure |
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| BBLS_H2O | 0 | | BBLS_OIL | 0 | | BTU_GAS | 1170 | | CALC_BBLS_H2O | 0 | | CALC_BBLS_OIL | 0 | | CALC_GOR | 0 | | CALC_MCF_GAS | 3938 | | CASING_PRESS | 1024 | | MCF_GAS | 3938 |
| | Perforation Data: | | Interval Top: | 6610 ft. | # Of Holes: | 36 | | Interval Bottom: | 6748 ft. | Hole Size: | |
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Formation FRTR Formation Classification: GW Status: PR - 8/22/2007 Interval Top: 6350 ft. Interval Bottom: 6518 ft.| Completed Information for Formation FRONTIER | | 1st Production Date: | 8/22/2007 | Choke Size: | 0.375 in. | | Formation Name: | FRONTIER | Commingled: | Yes | | Production Method: | | | Open Hole Completion: | No |
| | Formation Treatment | | Treatment Date: | 7/10/2007 | | Treatment Summary: | STAGE 1R TREATED W/ A TOTAL OF 4113 BBLS OF SLICKWATER, 80140# 30/50 SAND/WHT 30/50 |
| | Tubing Size: | 2.375 in. | Tubing Setting Depth: | 5452 ft. | | Tubing Packer Depth: | | Tubing Multiple Packer: | | | Open Hole Top: | | Open Hole Bottom: | | | Initial Test Data: | | Test Date: | 8/22/2007 | Test Method: | FLOWING | | Hours Tested: | 20 | Gas Type: | | | Gas Disposal: | SOLD | |
| Test Type | Measure |
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| BBLS_H2O | 17 | | BBLS_OIL | 0 | | BTU_GAS | 1170 | | CALC_BBLS_H2O | 21 | | CALC_BBLS_OIL | 0 | | CALC_GOR | 450000 | | CALC_MCF_GAS | 27 | | CASING_PRESS | 940 | | MCF_GAS | 22 | | TUBING_PRESS | 416 |
| | Perforation Data: | | Interval Top: | 6350 ft. | # Of Holes: | 36 | | Interval Bottom: | 6518 ft. | Hole Size: | 0.34 in. |
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Formation NBRR Formation Classification: GW Status: PR - 8/22/2007 Interval Top: 5051 ft. Interval Bottom: 6179 ft.| Completed Information for Formation NIOBRARA | | 1st Production Date: | 8/22/2007 | Choke Size: | 0.375 in. | | Formation Name: | NIOBRARA | Commingled: | Yes | | Production Method: | | | Open Hole Completion: | No |
| | Formation Treatment | | Treatment Date: | 7/10/2007 | | Treatment Summary: | STAGES 2R, 3R, 4R, 5R, 6R, 7R TREATED W/A TOTAL OF 32,054 BBLS OF SLICKWATER, 642,756# 30-50 WHITE SAND & 7577# NON API 100 MESH. |
| | Tubing Size: | 2.375 in. | Tubing Setting Depth: | 5452 ft. | | Tubing Packer Depth: | | Tubing Multiple Packer: | | | Open Hole Top: | | Open Hole Bottom: | | | Initial Test Data: | | Test Date: | 8/22/2007 | Test Method: | FLOWING | | Hours Tested: | 20 | Gas Type: | SHALE | | Gas Disposal: | SOLD | |
| Test Type | Measure |
|---|
| BBLS_H2O | 325 | | BBLS_OIL | 1 | | BTU_GAS | 1170 | | CALC_BBLS_H2O | 390 | | CALC_BBLS_OIL | 1 | | CALC_GOR | 450000 | | CALC_MCF_GAS | 513 | | CASING_PRESS | 940 | | MCF_GAS | 428 | | TUBING_PRESS | 416 |
| | Perforation Data: | | Interval Top: | 5051 ft. | # Of Holes: | 214 | | Interval Bottom: | 6179 ft. | Hole Size: | 0.34 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) | 36560 |
| GOR | |
| GOR Determination | MCFE |
| Average BOE per Day | 17.272 |
| Average MCFE per Day | 100.168 |
| Federal Financial Assurance | i | Y |
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