42-475-32682

Final Completion

ESTES E. W.

WARD County · District 8 · SUNDOWN ENERGY LP · ESTES BLOCK 34 (PENN.)

Permits

Max Depth

9,600 ft

First Permit

1982-07-16

Latest Activity

1990-05-24

Lifespan

8 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1983-02-15

Shut-In

—

Plugged

—

EWA / Permit operator mismatch

Scheduling: SUNDOWN ENERGY LP ≠ Permit: CHEVRON U. S. A. INC.

Resolved via: production → SUNDOWN ENERGY LP

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

CHEVRON U. S. A. INC. 1993-2003→ BC OPERATING, INC. 2003-2004→ CELERO ENERGY, L.P. 2004-2005→ WHITING OIL AND GAS CORPORATION 2005-2016→ FOUR CORNERS PETROLEUM II, LLC 2017-2021→ SUNDOWN ENERGY LP 2021-2026

Lease Production

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

Formation Tops (6) Elevation 2,612 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
RUSTLER	950 ft	+1,662 ft
TANSILL	2,300 ft	+312 ft
YATES	2,460 ft	+152 ft
WOLFCAMP	7,332 ft	-4,720 ft
WOLFCAMP,GAS (Wolfcamp)	7,332 ft	-4,720 ft
PENN (Pennsylvanian)	7,884 ft	-5,272 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
7,614–7,800 ft	Perforated
7,924–8,887 ft	Perforated

Casing (4)

Size	Set Depth	Cement
11.75"	676 ft	375 sx
8.625"	3,300 ft	1,100 sx
2.875"	8,838 ft	—
5.5"	9,299 ft	1,010 sx

Permit History (2)

#373607 Recompletion Final Completion

ESTES, E. W. · 9,300 ft

1990-05-24

#166539 Drill Final Completion

ESTES, E. W. · 9,600 ft

1982-07-16

Spud 1982-07-24

Applications (2)

#373607 A CHEVRON U. S. A. INC.

received 1990-05-21

#166539 A GULF OIL CORP.

received 1982-07-16

Records & Logs

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

W-2/G-1 2011-09-27

W-2/G-1 1990-09-20 log on file

W-2/G-1 1983-03-02

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 WARD County.

Well Details

Well Number: 251
Max Depth: 9,600 ft
Drill Type: Vertical
County: WARD
District: 8
Operator: SUNDOWN ENERGY LP
Completed: 1983-02-15

Operator

Name: SUNDOWN ENGY LP
Location: DALLAS
P-5 Status: X (filed 2026-06-03)
Cum Oil (all leases): 16,582,532 bbl
Cum Gas (all leases): 24,624,728 mcf
Activities: OPRS/G, OPRS/O
Total Permits: 300