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42-461-30243

Final Completion

MCELROY RANCH CO. G

UPTON County · District 8 · DIAMONDBACK E&P LLC · MCELROY NORTH (SILURIAN)

Permits

1

Max Depth

12,080 ft

First Permit

1983-04-27

Latest Activity

1983-04-27

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1990-03-28

Shut-In

—

Plugged

2017-03-29

!

EWA / Permit operator mismatch

Scheduling: DIAMONDBACK E&P LLC ≠ Permit: GULF OIL CORP.

Resolved via: production → DIAMONDBACK E&P LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

PENNZOIL PETROLEUM COMPANY 1993-1995→ PENNZOIL EXPLORATION & PROD. CO. 1995-1995→ UMC PETROLEUM CORPORATION 1995-1998→ OCEAN ENERGY, INC. 1998-2003→ DEVON LOUISIANA CORPORATION 2003-2005→ DEVON ENERGY PRODUCTION CO, L.P. 2006-2016→ FDL OPERATING, LLC 2016-2019→ FIREBIRD ENERGY LLC 2019-2022→ DIAMONDBACK E&P LLC 2022-2026

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 (1) Elevation 2,707 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RED BED240 ft+2,467 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)

IntervalType
11,012–11,015 ftPerforated
11,012–11,080 ftPerforated
11,013–11,122 ftPerforated
11,080–11,019 ftPerforated

Casing (7)

SizeSet DepthCement
13.375"415 ft300 sx
13.375"415 ft300 sx
9.625"4,200 ft1,200 sx
9.625"4,200 ft1,200 sx
2.375"10,540 ft—
7"12,075 ft1,100 sx
7"12,075 ft1,100 sx

Permit History (1)

#192774 Recompletion Final Completion

MCELROY RANCH CO. "G" · 12,080 ft

1983-04-27

Applications (1)

#192774 A GULF OIL CORP.
received 1983-04-27

Records & Logs

5 completion filings on record.

W-2/G-1 1990-05-16
W-2/G-1 1983-08-02
W-2/G-1 1983-08-02
W-2/G-1 1974-04-08
W-2/G-1 1974-03-27
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 UPTON County.

Well Details

Well Number
12
Max Depth
12,080 ft
Drill Type
Vertical
County
UPTON
District
8
Operator
DIAMONDBACK E&P LLC
Completed
1990-03-28

Operator

Location
MIDLAND
P-5 Status
X (filed 2026-05-04)
Cum Oil (all leases)
986,290,193 bbl
Cum Gas (all leases)
41,995,553 mcf
Activities
GTHS/C, GTHS/O, OPRS/G, OPRS/O
Total Permits
4,989