42-483-33811

PRODUCING Horizontal

DUKE 7

WHEELER County · District 10 · UNBRIDLED RESOURCES LLC · BUFFALO WALLOW (GRANITE WASH)

Permits

1

Max Depth

12,056 ft

First Permit

2013-12-27

Latest Activity

2013-12-27

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2014-04-24

Shut-In

Plugged

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: UNBRIDLED RESOURCES LLC ≠ Permit: LINN OPERATING, INC.

Resolved via: schedulingUNBRIDLED RESOURCES LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2014-04

Last Production

2026-07

Lease Production

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

Formation Tops (10) Elevation 2,631 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
BROWN DOLOMITE (UPPER) - PANHAND (Brown Dolomite)4,733 ft-2,102 ft
BROWN DOLOMITE (LOWER) - PRESSUR (Brown Dolomite)4,735 ft-2,104 ft
PENNSYLVANIAN SHALE (Pennsylvanian)6,653 ft-4,022 ft
DOUGLAS 8,367 ft-5,736 ft
CLEVELAND 10,611 ft-7,980 ft
OSWEGO 11,000 ft-8,369 ft
CHEROKEE WASHES11,264 ft-8,633 ft
GRANITE WASHE - PANHANDLE FIELD11,385 ft-8,754 ft
GRANITE WASHES11,385 ft-8,754 ft
BLAINE - PRESSURED (ARTISIAN) AN

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
12,614–17,158 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"627 ft910 sx
9.625"6,775 ft770 sx
7"12,555 ft325 sx

Permit History (1)

Applications (1)

#775355 A LINN OPERATING, INC.
received 2013-12-10

Records & Logs

1 completion filing on record · 1 with log images at RRC.

W-2/G-1 2014-06-09 log on file

Completion packets open directly (post-2011 filings include attached logs). Log images 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 WHEELER County.

Well Details

Well Number
8H
Max Depth
12,056 ft
Drill Type
Horizontal
County
WHEELER
District
10
Completed
2014-04-24

Operator

Location
OKLAHOMA CI, TY
P-5 Status
Active (filed 2025-12-17)
Cum Oil (all leases)
2,156,940 bbl
Cum Gas (all leases)
150,390,040 mcf
Activities
OPRS/G, OPRS/O
Total Permits
6