42-237-35982

ARMSTRONG HEIRS

JACK County · District 9 · D L OPERATING

Permits

3

Max Depth

5,600 ft

First Permit

1984-04-16

Latest Activity

2007-08-16

Lifespan

23 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

Lease Production

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

Formation Tops (4) Elevation 1,404 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CADDO 4,455 ft-3,051 ft
MARBLE FALLS 4,913 ft-3,509 ft
MARLBE FALLS4,913 ft-3,509 ft
MISSISSIPPI (Mississippian)5,439 ft-4,035 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
5,442–5,448 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"425 ft265 sx
4.5"5,454 ft175 sx

Permit History (3)

Applications (3)

#644276 A D L OPERATING
received 2007-08-12
#605695 A D L OPERATING
received 2005-08-31
#235563 A BJ OPERATING, INC.
received 1984-04-12

Records & Logs

4 completion filings on record.

W-2/G-1 1994-11-14
W-2/G-1 1995-05-08
W-2/G-1 1984-08-01
W-2/G-1 1984-08-01

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 JACK County.

Well Details

Well Number
1
Max Depth
5,600 ft
Drill Type
Vertical
County
JACK
District
9
Operator
D L OPERATING

Operator

Location
GRAHAM
P-5 Status
Active (filed 2026-05-06)
Cum Oil (all leases)
607,975 bbl
Cum Gas (all leases)
1,958,150 mcf
Activities
OPRS/G, OPRS/O
Total Permits
11