42-317-32256

Final Completion

STEWART-ALLAR

MARTIN County · District 8 · ENDEAVOR ENERGY RESOURCES L.P. · SPRABERRY (TREND AREA)

Permits

Max Depth

9,500 ft

First Permit

1980-10-09

Latest Activity

1982-04-19

Lifespan

2 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1981-11-10

Shut-In

—

Plugged

2015-09-02

EWA / Permit operator mismatch

Scheduling: ENDEAVOR ENERGY RESOURCES L.P. ≠ Permit: COTTON PETROLEUM CORP.

Resolved via: scheduling → ENDEAVOR ENERGY RESOURCES L.P.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2015-09

Operator History

Chain of Custody

SNYDER OIL CORPORATION 1993-1994→ STEPHENS, AUTRY C. 1994-2000→ ENDEAVOR ENERGY RESOURCES L.P. 2000-2010

Lease Production

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

Oil

production & DCA →

Formation Tops (4) Elevation 2,837 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
UPPER SPRABERRY (Spraberry)	7,625 ft	-4,788 ft
LOWER SPRABERRY (Spraberry)	8,140 ft	-5,303 ft
DEAN	8,960 ft	-6,123 ft
WOLFCAMP	9,172 ft	-6,335 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 (3)

Interval	Type
9,022–9,119 ft	Perforated
9,200–9,210 ft	Perforated
9,220–9,230 ft	Perforated

Casing (4)

Size	Set Depth	Cement
13.375"	385 ft	400 sx
8.625"	3,861 ft	1,550 sx
2.375"	9,170 ft	—
4.5"	9,200 ft	1,285 sx

Permit History (2)

#157169 Recompletion Final Completion

STEWART-ALLAR · 9,400 ft

1982-04-19

#95138 Drill Final Completion

STEWART-ALLAR · 9,500 ft

1980-10-09

Spud 1981-08-20

Applications (2)

#157169 A COTTON PETROLEUM CORP.

received 1982-04-19

#95138 A COTTON PETROLEUM CORP.

received 1980-10-09

Records & Logs

2 completion filings on record.

W-2/G-1 1982-01-19

W-2/G-1 1982-06-10

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 MARTIN County.

Well Details

Well Number: 1
Max Depth: 9,500 ft
Drill Type: Vertical
County: MARTIN
District: 8
Operator: ENDEAVOR ENERGY RESOURCES L.P.
Completed: 1981-11-10

Operator

Name: ENDEAVOR ENGY RES L.P
Location: MIDLAND
P-5 Status: Active (filed 2026-06-12)
Cum Oil (all leases): 507,205,629 bbl
Cum Gas (all leases): 70,424,421 mcf
Total Permits: 6,190