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Wellbore #00 Wellbore Classification: OW Status: SI - 2/1/2026 Measured TD: 10544 ft. Vertical TD: 6611 ft.| Wellbore Data for Original Wellbore | Wellbore Classification: OW SI - 2/1/2026 | | Wellbore Permit | HORIZONTAL | | Permit #: | | Expiration Date: | 8/19/2013 | | Proposed Top PZ Location: | Sec:4 Twp: 7N 62W | Footage: 685 FSL 737 FEL | | Bottom Hole Location: | Sec:4 Twp: 7N 62W | Footage: 662 FNL 700 FEL | | Proposed Depth/Form: | 10583 ft. | | Surface Mineral Owner Same: | No | | Mineral Owner: | FEE | Surface Owner: | FEE | | Unit: | | Unit Number: | | | Formation And Spacing: | Code: NBRR , Formation: NIOBRARA , Order: 535-51 , Unit Acreage: 640, Drill Unit: SEC 4 | | Casing: | String Type: CONDUCTOR, Hole Size: 20 in., Size: 16 in., Top: 0 ft., Depth: 60 ft., Weight: 50 , Citings Type: PLANNED | | Cement: | Sacks: 30, Top: 0 ft., Bottom: 60 ft. | | Casing: | String Type: SURF, Hole Size: 13.5 in., Size: 9.625 in., Top: 0 ft., Depth: 650 ft., Weight: 36 , Citings Type: PLANNED | | Cement: | Sacks: 237, Top: 0 ft., Bottom: 650 ft. | | Casing: | String Type: 1ST, Hole Size: 8.75 in., Size: 7 in., Top: 0 ft., Depth: 6919 ft., Weight: 26 , Citings Type: PLANNED | | Cement: | Sacks: 1160, Top: 0 ft., Bottom: 6919 ft. | | Casing: | String Type: 1ST LINER, Hole Size: 6 in., Size: 4.5 in., Top: 6120 ft., Depth: 10583 ft., Weight: 11.6 , Citings Type: PLANNED | | Cement: | Sacks: , Top: , Bottom: |
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| Wellbore Completed | | Completion Date: | 11/4/2011 | | Spud Date: | 10/27/2011 | Spud Date Is: | ACTUAL | | Measured TD: | 10544 ft. | Measured PB depth: | 10521 ft. | | True Vertical TD: | 6611 ft. | True Vertical PB depth: | 6611 ft. | | Top PZ Location: | Sec:4 Twp: 7N 62W | Footage: 685 FSL 737 FEL | | Bottom Hole Location: | Sec:4 Twp: 7N 62W | Footage: 662 FNL 700 FEL | | Log Types: | Mud and CBL | | Casing: | String Type: CONDUCTOR, Hole Size: 20 in., Size: 16 in., Top: 0 ft., Depth: 60 ft., Weight: 50 , Citings Type: ACTUAL | | Cement: | Sacks: 6, Top: 0 ft., Bottom: 60 ft., Determination Method: CALC | | Casing: | String Type: SURF, Hole Size: 13.5 in., Size: 9.625 in., Top: 0 ft., Depth: 585 ft., Weight: 36 , Citings Type: ACTUAL | | Cement: | Sacks: 355, Top: 0 ft., Bottom: 585 ft., Determination Method: VISU | | Casing: | String Type: 1ST, Hole Size: 8.75 in., Size: 7 in., Top: 0 ft., Depth: 6940 ft., Weight: 26 , Citings Type: ACTUAL | | Cement: | Sacks: 700, Top: 278 ft., Bottom: 6940 ft., Determination Method: CBL | | Casing: | String Type: 1ST LINER, Hole Size: 6 in., Size: 4.5 in., Top: 6061 ft., Depth: 10521 ft., Weight: 12 , Citings Type: ACTUAL | | Cement: | Sacks: , Top: , Bottom: , Determination Method: | | Formation | Interval Top | Log Bottom | Cored | DSTs | | SHARON SPRINGS | 6398 ft. | | | | | NIOBRARA | 6450 ft. | | | |
Formation NBRR Formation Classification: OW Status: SI - 2/1/2026 Interval Top: 7064 ft. Interval Bottom: 10554 ft.| Completed Information for Formation NIOBRARA | | 1st Production Date: | 12/15/2011 | Choke Size: | 46.000 in. | | Formation Name: | NIOBRARA | Commingled: | No | | Production Method: | | | Open Hole Completion: | Yes |
| | Formation Treatment | | Treatment Date: | 12/2/2011 | | Treatment Summary: | Pumped 18 stage frac job via sliding sleeves. Average rate was 51.5 bpm. Max rate was 59 bpm. Average pressure was
3926 psi. Max pressure was 8687 psi.
Totals: Water - 46,995 bbls; 40/70 sand - 185,860 lbs; 20/40 sand - 2,588,020 lbs; 20/40 Resin - 565,480 lbs. |
| | Tubing Size: | 2.875 in. | Tubing Setting Depth: | 10456 ft. | | Tubing Packer Depth: | 10456 ft. | Tubing Multiple Packer: | | | Open Hole Top: | | Open Hole Bottom: | | | Initial Test Data: | | Test Date: | 1/8/2012 | Test Method: | Production | | Hours Tested: | 24 | Gas Type: | SHALE | | Gas Disposal: | FLARED | |
| Test Type | Measure |
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| BBLS_H2O | 167 | | BBLS_OIL | 68 | | CALC_BBLS_H2O | 167 | | CALC_BBLS_OIL | 68 | | CALC_GOR | 3103 | | CALC_MCF_GAS | 211 | | CASING_PRESS | 200 | | GRAVITY_OIL | 37 | | MCF_GAS | 211 | | TUBING_PRESS | 2500 |
| | Perforation Data: | | Interval Top: | 7064 ft. | # Of Holes: | | | Interval Bottom: | 10554 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 | Y | Production Period
02/2025 - 01/2026 |
| Total Oil Produced (Barrels) | 242 |
| Total Gas Produced (MCF) | 81 |
| GOR | 334 |
| GOR Determination | BOE |
| Average BOE per Day | 0.708 |
| Average MCFE per Day | 4.107 |
| Federal Financial Assurance | i | |
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