42-235-31674

Final Completion

SUGG ELA C. C-51

IRION County · District 7 · COX JOHN L. · SPRABERRY (TREND AREA)

Permits

Max Depth

6,400 ft

First Permit

1980-12-10

Latest Activity

1988-07-19

Lifespan

8 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1981-03-26

Shut-In

—

Plugged

2012-05-22

EWA / Production operator mismatch

Scheduling: COX JOHN L. ≠ Production: APACHE CORPORATION (reported 2026-04)

EWA / Permit operator mismatch

Scheduling: COX JOHN L. ≠ Permit: ARCO OIL & GAS CO.

Resolved via: production → APACHE CORPORATION

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

ANADARKO PETROLEUM CORPORATION 1993-2007→ APACHE CORPORATION 2007-2026

Lease Production

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

Formation Tops (4) Elevation 2,660 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
RUSTLER	700 ft	+1,960 ft
CLEARFORK (Clear Fork)	4,071 ft	-1,411 ft
SPRABERRY	4,526 ft	-1,866 ft
DEAN	6,148 ft	-3,488 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
4,214–4,222 ft	Perforated
4,374–4,383 ft	Perforated
4,444–4,458 ft	Perforated
4,730–5,714 ft	Perforated

Casing (5)

Size	Set Depth	Cement
8.625"	1,154 ft	500 sx
8.625"	1,154 ft	500 sx
2.375"	5,734 ft	—
4.5"	6,400 ft	1,505 sx
4.5"	6,400 ft	1,505 sx

Permit History (2)

#349101 Recompletion Final Completion

KETCHUM MT. (CLEAR FORK) · 6,400 ft

1988-07-19

#101659 Drill Final Completion

SUGG, ELA C. "C-51" · 6,400 ft

1980-12-10

Spud 1981-02-12

Applications (2)

#349101 A ARCO OIL & GAS CO.

received 1988-07-19

#101659 A ARCO OIL & GAS CO.

received 1980-12-10

Records & Logs

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

W-2/G-1 1999-04-14

W-2/G-1 1997-02-11

W-2/G-1 1988-08-18 log on file

W-2/G-1 1988-08-24

W-2/G-1 1981-04-30

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 IRION County.

Well Details

Well Number: 5111
Max Depth: 6,400 ft
Drill Type: Vertical
County: IRION
District: 7
Operator: COX JOHN L.
Completed: 1981-03-26

Operator

Name: COX, JOHN L
Location: MIDLAND
P-5 Status: Inactive (filed 2003-03-21)
Cum Oil (all leases): 15,795,687 bbl
Cum Gas (all leases): 2,577,420 mcf
Total Permits: 1,123