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42-371-38316

TEMP ABANDONED

ALLISON 4

PECOS County · District 8 · LONGFELLOW ENERGY LP · ALLISON RANCH (WOLFCAMP)

Permits

1

Max Depth

12,000 ft

First Permit

2008-06-10

Latest Activity

2008-06-10

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2008-10-30

Shut-In

—

Plugged

—

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: LONGFELLOW ENERGY LP ≠ Permit: SANDRIDGE ENERGY, INC.

Resolved via: scheduling → LONGFELLOW ENERGY LP

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2008-10

Last Production

2026-07

Operator History

originally filed by SANDRIDGE ENERGY, INC. — asset transferred

Lease Production

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

Gas
production & DCA →

Formation Tops (2) Elevation 4,280 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
HAYMOND SANDSTONE1,441 ft+2,839 ft
BASE OF HAYMOND S.S.2,147 ft+2,133 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)

IntervalType
1,592–1,652 ftPerforated

Casing (2)

SizeSet DepthCement
7"1,206 ft450 sx
4.5"2,300 ft225 sx

Permit History (1)

#662597 Drill Final Completion

ALLISON 4 · 12,000 ft

2008-06-10

Spud 2008-08-05

Applications (1)

#662597 A SANDRIDGE ENERGY, INC.
received 2008-05-21

Records & Logs

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

W-2/G-1 2010-02-09 log on file
W-2/G-1 2010-07-20
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
302
Max Depth
12,000 ft
Drill Type
Vertical
County
PECOS
District
8
Operator
LONGFELLOW ENERGY LP
Completed
2008-10-30

Operator

Location
DALLAS
P-5 Status
X (filed 2026-03-26)
Cum Oil (all leases)
402,477 bbl
Cum Gas (all leases)
35,171,464 mcf
Activities
GTHS/G, OPRS/G, OPRS/O
Total Permits
36