42-227-31547

Final Completion

KLOH

HOWARD County · District 8 · CIMAREX ENERGY CO. OF COLORADO · HOWARD GLASSCOCK

RRC Lookup

Permits

Max Depth

2,700 ft

First Permit

1978-01-04

Latest Activity

1999-08-13

Lifespan

22 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1996-03-01

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: CIMAREX ENERGY CO. OF COLORADO ≠ Production: GRAYROCK ENERGY II, LLC (reported 2025-12)

EWA / Permit operator mismatch

Scheduling: CIMAREX ENERGY CO. OF COLORADO ≠ Permit: KERR-MCGEE CORPORATION

Resolved via: production → GRAYROCK ENERGY II, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-03

Operator History

Chain of Custody

SOUTHLAND ROYALTY COMPANY 1993-1996→ MERIDIAN OIL INC. 1996-1996→ BURLINGTON RESOURCES OIL&GAS CO. 1996-1997→ GRUY PETROLEUM MANAGEMENT CO. 1997-2006→ ORYX ENERGY COMPANY 1998-1999→ KERR-MCGEE CORPORATION 1999-1999→ KERR-MCGEE OIL & GAS ONSHORE LLC 1999-2002→ CIMAREX ENERGY CO. OF COLORADO 2006-2012→ MERIT ENERGY COMPANY 2013-2017→ ROVER PETROLEUM OPERATING, LLC 2017-2023→ GRAYROCK ENERGY II, LLC 2024-2025

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Permit History (2)

#486347 Reclass Final Completion

KLOH · 2,633 ft

1999-08-13

Spud 1999-12-08

#16360 Drill

KLOH · 2,700 ft

1978-01-04

Spud 1978-03-07

Permit Applications (2)

#486347 A KERR-MCGEE CORPORATION

received 1999-08-03

#16360 A SHENANDOAH OIL CORP.

received 1978-01-04

Well Details

Well Number: 21
Max Depth: 2,700 ft
Drill Type: Vertical
County: HOWARD
District: 8
Operator: CIMAREX ENERGY CO. OF COLORADO
Completed: 1996-03-01

Operator

Name: CIMAREX ENGY CO. OF COLORADO
Location: MIDLAND
P-5 Status: Y (filed 2026-02-04)
Cum Oil (all leases): 23,631,926 bbl
Cum Gas (all leases): 190,164,266 mcf
Activities: OPRS/G, OPRS/O
Total Permits: 476

External Links

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