42-003-31752

Final Completion

GRAY COLUMBUS ETAL

ANDREWS County · District 8 · BASIN OIL & GAS OPERATING LLC · FUHRMAN-MASCHO

Permits

Max Depth

6,000 ft

First Permit

1978-09-11

Latest Activity

1978-09-12

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1978-12-15

Shut-In

—

Plugged

—

EWA / Permit operator mismatch

Scheduling: BASIN OIL & GAS OPERATING LLC ≠ Permit: CHEVRON U. S. A. INC.

Resolved via: production → BASIN OIL & GAS OPERATING, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

CONOCO INC. 1993-2001→ ENCORE OPERATING, L.P. 2002-2010→ QUANTUM RESOURCES MANAGEMENT,LLC 2010-2014→ BREITBURN OPERATING L.P. 2015-2020→ VAQUERO HUNTER INC. 2020-2023→ VAQUERO PERMIAN, LLC 2023-2024→ BASIN OIL & GAS OPERATING, LLC 2024-2026

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 (6) Elevation 3,195 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
SEVEN RIVERS	3,004 ft	+191 ft
GRAYBURG	4,151 ft	-956 ft
SAN ANDRES	4,233 ft	-1,038 ft
L. SAN ANDRES	4,460 ft	-1,265 ft
GLORIETA	5,528 ft	-2,333 ft
L. GLORIETA	5,622 ft	-2,427 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
4,263–4,424 ft	Perforated
4,263–4,479 ft	Perforated
4,454–4,479 ft	Perforated
5,604–5,642 ft	Perforated

Casing (4)

Size	Set Depth	Cement
9.625"	370 ft	200 sx
2.375"	4,541 ft	—
2.375"	5,669 ft	—
7"	5,749 ft	1,335 sx

Permit History (2)

#34163 Drill Final Completion

COLUMBUS GRAY ET AL · 6,000 ft

1978-09-12

#32284 Drill Final Completion

COLUMBUS GRAY ET AL · 6,000 ft

1978-09-11

Applications (2)

#34163 A CHEVRON U. S. A. INC.

received 1978-09-12

#32284 A CHEVRON U. S. A. INC.

received 1978-09-11

Records & Logs

3 completion filings on record.

W-2/G-1 1984-03-20

W-2/G-1 1979-02-06

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 ANDREWS County.

Well Details

Well Number: 18
Max Depth: 6,000 ft
Drill Type: Vertical
County: ANDREWS
District: 8
Operator: BASIN OIL & GAS OPERATING LLC
Completed: 1978-12-15

Operator

Name: BASIN OIL & GAS OPER, LLC
Location: FORT WORTH
P-5 Status: X (filed 2026-05-21)
Cum Oil (all leases): 5,341,244 bbl
Cum Gas (all leases): 4,651,280 mcf
Activities: OPRS/G, OPRS/O
Total Permits: 145