42-103-33099

Final Completion

MCKNIGHT M. B.

CRANE County · District 8 · RING ENERGY INC. · SAND HILLS (MCKNIGHT)

Permits

Max Depth

3,790 ft

First Permit

1983-02-08

Latest Activity

2005-02-02

Lifespan

22 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1983-03-02

Shut-In

—

Plugged

—

EWA / Permit operator mismatch

Scheduling: RING ENERGY INC. ≠ Permit: DEVON ENERGY PRODUCTION CO, L.P.

Resolved via: production → RING ENERGY, INC.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

PENNZOIL PETROLEUM COMPANY 1993-1995→ PENNZOIL EXPLORATION & PROD. CO. 1995-1999→ PENNZENERGY EXP. & PROD., L.L.C. 1999-2000→ DEVON ENERGY PRODUCTION CO, L.P. 2000-2018→ STRONGHOLD ENERGY II OPER, LLC 2019-2022→ RING ENERGY, INC. 2022-2026

Lease Production

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

Formation Tops (4) Elevation 2,670 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
RUSTLER	421 ft	+2,249 ft
YATES	1,628 ft	+1,042 ft
MCELROY	2,520 ft	+150 ft
MCKNIGHT	3,150 ft	-480 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 (2)

Interval	Type
3,040–3,180 ft	Perforated
3,216–3,550 ft	Perforated

Casing (3)

Size	Set Depth	Cement
9.625"	627 ft	350 sx
2.375"	3,184 ft	—
5.5"	3,589 ft	775 sx

Permit History (2)

#557077 Recompletion Final Completion

MCKNIGHT, M.B. · 3,590 ft

2005-02-02

Spud 2005-04-15

#186770 Drill Final Completion

MCKNIGHT, M. B. · 3,790 ft

1983-02-08

Applications (2)

#557077 A DEVON ENERGY PRODUCTION CO, L.P.

received 2005-02-01

#186770 A GULF OIL CORP.

received 1983-02-08

Records & Logs

3 completion filings on record.

W-2/G-1 2006-06-26

W-2/G-1 2006-12-27

W-2/G-1 1983-03-25

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: 140
Max Depth: 3,790 ft
Drill Type: Vertical
County: CRANE
District: 8
Operator: RING ENERGY INC.
Completed: 1983-03-02

Operator

Name: RING ENGY, INC
Location: MIDLAND
P-5 Status: Active (filed 2026-02-09)
Cum Oil (all leases): 43,768,563 bbl
Cum Gas (all leases): 443,516 mcf
Activities: GTHS/O, OPRS/G, OPRS/O
Total Permits: 990