42-475-30489

Unperfed Completion

OBRIEN, G.W. ETAL

WARD County · District 8 · WHITING OIL AND GAS CORPORATION

Permits

Max Depth

8,800 ft

First Permit

1983-09-29

Latest Activity

2012-05-01

Lifespan

29 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

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 2016-2020→ TWO P PARTNERS, LLC 2021-2026

Lease Production

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

Formation Tops (4) Elevation 2,676 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
RUSTLER	950 ft	+1,726 ft
TANSILL	2,300 ft	+376 ft
YATES	2,460 ft	+216 ft
YATES	2,674 ft	+2 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 (1)

Interval	Type
2,674–2,822 ft	Perforated

Casing (2)

Size	Set Depth	Cement
11.75"	625 ft	875 sx
8.625"	4,615 ft	1,700 sx

Permit History (3)

#738583 Recompletion Unperfed Completion

OBRIEN, G.W. ETAL · 8,800 ft

2012-05-01

Spud 2012-05-17

#371822 Reenter Final Completion

O'BRIEN, G. W. ETAL · 5,975 ft

1990-04-05

Spud 1990-04-07

#215518 Other

O'BRIEN, G. W. ET AL · 4,500 ft

1983-09-29

Applications (3)

#738583 A WHITING OIL AND GAS CORPORATION

received 2012-04-18

#371822 A CHEVRON U. S. A. INC.

received 1990-04-05

#215518 A GULF OIL CORP.

received 1983-09-21

Records & Logs

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

W-2/G-1 2012-11-09 log on file

W-2/G-1 1990-05-25

W-2/G-1 1990-08-11

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: 1142
Max Depth: 8,800 ft
Drill Type: Vertical
County: WARD
District: 8
Operator: WHITING OIL AND GAS CORPORATION

Operator

Name: WHITING OIL AND GAS CORP
Location: HOUSTON
P-5 Status: Active (filed 2026-03-18)
Cum Oil (all leases): 46,349,811 bbl
Cum Gas (all leases): 57,098,327 mcf
Activities: OPRS/O
Total Permits: 2,092