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Wellbore #00 Wellbore Classification: OW Status: PR - 2/10/2011 Measured TD: 8345 ft. Vertical TD: 8342 ft.| Wellbore Data for Original Wellbore | Wellbore Classification: OW PR - 2/10/2011 | | Wellbore Permit | DRIFTED | | Permit #: | | Expiration Date: | 12/27/2011 | | Proposed Top PZ Location: | Sec:23 Twp: 1N 68W | Footage: 1781 FNL 2045 FEL | | Bottom Hole Location: | Sec:23 Twp: 1N 68W | Footage: 1789 FNL 2030 FEL | | Proposed Depth/Form: | 8400 ft. | | Surface Mineral Owner Same: | No | | Mineral Owner: | FEE | Surface Owner: | FEE | | Unit: | | Unit Number: | | | Formation And Spacing: | Code: CODL , Formation: CODELL , Order: 407 , Unit Acreage: 320, Drill Unit: E2 | | Formation And Spacing: | Code: DKTA , Formation: DAKOTA , Order: 499-15 , Unit Acreage: 320, Drill Unit: E2 | | Formation And Spacing: | Code: GRNHN , Formation: GREENHORN , Order: 318 , Unit Acreage: 320, Drill Unit: E/2 | | Formation And Spacing: | Code: JSND , Formation: J SAND , Order: 232-23 , Unit Acreage: 320, Drill Unit: E2 | | Formation And Spacing: | Code: NBRR , Formation: NIOBRARA , Order: 407 , Unit Acreage: 320, Drill Unit: E2 | | Formation And Spacing: | Code: SNSD , Formation: SHANNON , Order: 316,320 , Unit Acreage: 320, Drill Unit: E/2 | | Casing: | String Type: SURF, Hole Size: 12.25 in., Size: 8.625 in., Top: , Depth: 850 ft., Weight: 24 , Citings Type: PLANNED | | Cement: | Sacks: 350, Top: 0 ft., Bottom: 850 ft. | | Casing: | String Type: 1ST, Hole Size: 7.875 in., Size: 4.5 in., Top: , Depth: 8400 ft., Weight: 11.6 , Citings Type: PLANNED | | Cement: | Sacks: 275, Top: 7000 ft., Bottom: 8400 ft. | | Casing: | String Type: STAGE TOOL, Hole Size: , Size: , Top: , Depth: 5200 ft., Weight: , Citings Type: PLANNED | | Cement: | Sacks: 300, Top: 4100 ft., Bottom: 5200 ft. |
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| Wellbore Completed | | Completion Date: | 11/4/2010 | | Spud Date: | 10/29/2010 | Spud Date Is: | ACTUAL | | Measured TD: | 8345 ft. | Measured PB depth: | 8321 ft. | | True Vertical TD: | 8342 ft. | True Vertical PB depth: | 8318 ft. | | Top PZ Location: | Sec:23 Twp: 1N 68W | Footage: 1781 FNL 2045 FEL | | Bottom Hole Location: | Sec:23 Twp: 1N 68W | Footage: 1789 FNL 2030 FEL | | Log Types: | CBL/DUAL IND/COMPENSATED DENSITY/COMPENSATED NEUTRON | | Log Types: | CBL, DUAL IND/COMPENSATED DENSITY/COMPENSATED NEUTRON | | Log Types: | CBL/ DUAL IND./COMPENSATED DENSITY/ COMPENSATED NEUTRON | | Casing: | String Type: SURF, Hole Size: 12.25 in., Size: 8.625 in., Top: 0 ft., Depth: 889 ft., Weight: , Citings Type: ACTUAL | | Cement: | Sacks: 331, Top: 0 ft., Bottom: 889 ft., Determination Method: CALC | | Casing: | String Type: 1ST, Hole Size: 7.875 in., Size: 4.5 in., Top: 0 ft., Depth: 8330 ft., Weight: , Citings Type: ACTUAL | | Cement: | Sacks: 740, Top: 3520 ft., Bottom: 8330 ft., Determination Method: CBL | | Formation | Interval Top | Log Bottom | Cored | DSTs | | SUSSEX | 4396 ft. | | | | | NIOBRARA | 7364 ft. | | | | | CODELL | 7730 ft. | | | | | J SAND | 8158 ft. | | | |
Formation JSND Formation Classification: OW Status: PR - 6/2/2011 Interval Top: 8158 ft. Interval Bottom: 8186 ft.| Completed Information for Formation J SAND | | 1st Production Date: | N/A | Choke Size: | | | Formation Name: | J SAND | Commingled: | | | Production Method: | | | Open Hole Completion: | |
| | Formation Treatment | | Treatment Date: | 12/1/2010 | | Treatment Summary: | J SAND COMPLETION
FRAC'D THE J SAND WITH 152,087 GAL 18# VISTAR HYBRID CROSS LINKED GEL CONTAINING 250,720# 20/40 SAND. 12/01/10 |
| | 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 JSND. |
| | Perforation Data: | | Interval Top: | 8158 ft. | # Of Holes: | 40 | | Interval Bottom: | 8186 ft. | Hole Size: | |
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Formation JNBCD Formation Classification: OW Status: CM - 12/10/2010 Interval Top: 7364 ft. Interval Bottom: 8186 ft.| Completed Information for Formation J-NIOBRARA-CODELL | | 1st Production Date: | N/A | Choke Size: | | | Formation Name: | J-NIOBRARA-CODELL | Commingled: | | | Production Method: | | | Open Hole Completion: | |
| | Formation Treatment | | Treatment Date: | 12/2/2010 | | Treatment Summary: | JSND-CDL-NBRR COMMINGLE
SET CBP @ 7300', 12-06-10 DRILLED OUT CFP @ 7300', CFP @ 7590',7870' TO COMMINGLE THE JSND-CDL-NBRR. 12-07-10 |
| | Tubing Size: | 2.375 in. | Tubing Setting Depth: | 8129 ft. | | Tubing Packer Depth: | | Tubing Multiple Packer: | | | Open Hole Top: | | Open Hole Bottom: | | | Initial Test Data: | | Test Date: | 12/10/2010 | Test Method: | FLOWING | | Hours Tested: | 24 | Gas Type: | DRY | | Gas Disposal: | SOLD | |
| Test Type | Measure |
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| BBLS_H2O | 107 | | BBLS_OIL | 104 | | BTU_GAS | 1297 | | CALC_BBLS_H2O | 107 | | CALC_BBLS_OIL | 104 | | CALC_GOR | 4135 | | CALC_MCF_GAS | 430 | | CASING_PRESS | 1845 | | GRAVITY_OIL | 51 | | MCF_GAS | 430 | | TUBING_PRESS | 1070 |
| | Perforation Data: | | Interval Top: | 7364 ft. | # Of Holes: | 180 | | Interval Bottom: | 8186 ft. | Hole Size: | |
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Formation NB-CD Formation Classification: OW Status: PR - 6/2/2011 Interval Top: 7364 ft. Interval Bottom: 7506 ft.| Completed Information for Formation NIOBRARA-CODELL | | 1st Production Date: | N/A | Choke Size: | | | Formation Name: | NIOBRARA-CODELL | Commingled: | | | Production Method: | | | Open Hole Completion: | |
| | Formation Treatment | | Treatment Date: | 12/2/2010 | | Treatment Summary: | CDL-NBRR COMPLETION
SET CFP@7870', 12-02-10 FRAC'D THE CODELL WITH 108,024 GAL 22# VISTAR HYBRID CROSS LINKED GEL CONTAINING 250,780# 30/50 SAND. 12-02-10
CET CFP@7890', 12-02-10 FRAC'D THE NIOBRARA WITH 129,528 GALS 18# VISTAR HYBRID CROSS LINKED GEL CONTAINING 250,160# 30/50 SAND. 12-02-10 |
| | 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 NB-CD. |
| | Perforation Data: | | Interval Top: | 7364 ft. | # Of Holes: | 140 | | Interval Bottom: | 7506 ft. | Hole Size: | |
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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) | 895 |
| Total Gas Produced (MCF) | 10866 |
| GOR | 12140 |
| GOR Determination | BOE |
| Average BOE per Day | 7.582 |
| Average MCFE per Day | 43.980 |
| Federal Financial Assurance | i | |
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