42-371-36531

Final Completion

PIPER

PECOS County · District 8 · ENDEAVOR ENERGY RESOURCES L.P. · COSTA (TUBB)

Permits

Max Depth

4,200 ft

First Permit

1995-05-25

Latest Activity

1996-04-26

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1995-06-22

Shut-In

—

Plugged

2022-06-14

EWA / Permit operator mismatch

Scheduling: ENDEAVOR ENERGY RESOURCES L.P. ≠ Permit: WALKER, KENT

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

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1995-06

Last Production

2022-07

Operator History

Chain of Custody

WALKER, KENT 1995-1997→ FAGADAU ENERGY CORPORATION 1998-2002→ BC OPERATING, INC. 2003-2004→ CELERO ENERGY, L.P. 2004-2005→ WHITING OIL AND GAS CORPORATION 2005-2006→ ENDEAVOR ENERGY RESOURCES L.P. 2006-2010

Lease Production

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

Formation Tops (4) Elevation 2,372 ft

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
SAN ANDRES	2,510 ft	-138 ft
CLEARFORK (Clear Fork)	3,215 ft	-843 ft
CLEARFORK (Clear Fork)	3,253 ft	-881 ft
TUBB	3,849 ft	-1,477 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
3,253–3,339 ft	Perforated
4,001–4,073 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	514 ft	300 sx
4.5"	4,200 ft	1,220 sx

Permit History (2)

#447307 Recompletion Final Completion

PIPER · 4,200 ft

1996-04-26

Spud 1996-03-12

#435844 Drill

PIPER · 4,200 ft

1995-05-25

Spud 1995-05-31

Applications (2)

#447307 A WALKER, KENT

received 1996-04-22

#435844 A WALKER, KENT

received 1995-05-24

Records & Logs

4 completion filings on record · 2 with log images at RRC.

W-2/G-1 1996-04-19 log on file

W-2/G-1 1996-05-30

W-2/G-1 1995-07-07 log on file

W-2/G-1 1995-07-31

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 PECOS County.

Well Details

Well Number: 1
Max Depth: 4,200 ft
Drill Type: Vertical
County: PECOS
District: 8
Operator: ENDEAVOR ENERGY RESOURCES L.P.
Completed: 1995-06-22

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