42-103-33749

Final Completion

TUBB J.B. STATE

CRANE County · District 8 · CIMAREX ENERGY CO. OF COLORADO · SAND HILLS (TUBB)

Permits

Max Depth

5,000 ft

First Permit

1985-12-20

Latest Activity

2008-03-12

Lifespan

22 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1986-02-21

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: CIMAREX ENERGY CO. OF COLORADO ≠ Production: BLACKBEARD OPERATING, LLC (reported 2026-04)

Resolved via: production → BLACKBEARD OPERATING, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

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→ CIMAREX ENERGY CO. OF COLORADO 2006-2019→ SPECIAL ENERGY CORPORATION 2019-2020→ CAPROCK EXPLORATION, INC. 2020-2024→ BLACKBEARD OPERATING, LLC 2024-2026

Lease Production

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

Formation Tops (3) Elevation 2,543 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
JUDKINS	2,650 ft	-107 ft
MCKNIGHT	2,950 ft	-407 ft
TUBB	4,283 ft	-1,740 ft

As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗

Perforations (4)

Interval	Type
2,846–3,002 ft	Perforated
3,250–3,467 ft	Perforated
4,398–4,538 ft	Perforated
4,398–4,542 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	630 ft	400 sx
5.5"	4,650 ft	1,165 sx

Permit History (2)

#656363 Recompletion Final Completion

J.B. TUBB STATE · 5,000 ft

2008-03-12

Spud 2008-04-14

#293442 Drill Final Completion

TUBB, J. B. STATE · 4,650 ft

1985-12-20

Spud 1986-01-16

Applications (2)

#656363 A CIMAREX ENERGY CO. OF COLORADO

received 2008-02-28

#293442 A SOUTHLAND ROYALTY COMPANY

received 1985-12-20

Records & Logs

5 completion filings on record · 1 with log images at RRC.

W-2/G-1 2015-04-02

W-2/G-1 2010-08-31

W-2/G-1 2010-10-20

W-2/G-1 1986-03-18 log on file

W-2/G-1 1986-03-29

Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in CRANE County.

Well Details

Well Number: 21
Max Depth: 5,000 ft
Drill Type: Vertical
County: CRANE
District: 8
Operator: CIMAREX ENERGY CO. OF COLORADO
Completed: 1986-02-21

Operator

Name: CIMAREX ENGY CO. OF COLORADO
Location: MIDLAND
P-5 Status: Delinquent (filed 2025-04-28)
Cum Oil (all leases): 23,631,926 bbl
Cum Gas (all leases): 190,164,266 mcf
Activities: OPRS/G, OPRS/O
Total Permits: 476