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42-417-34050

SHUT IN

DENNIS HEIRS

SHACKELFORD County · District 7 · SANDSTONE SERVICES LLC · SHACKELFORD COUNTY REGULAR

Permits

1

Max Depth

1,000 ft

First Permit

1981-07-15

Latest Activity

1981-07-15

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

1994-05-24

Shut-In

—

Plugged

—

P-5 Org Status: Delinquent

!

EWA / Permit operator mismatch

Scheduling: SANDSTONE SERVICES LLC ≠ Permit: C & L EQUIPMENT

Resolved via: scheduling → SANDSTONE SERVICES LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Active UIC #000080409 permitted 1994-01-24

Permitted Volume

200 bbl/d

Max Pressure

260 psi

Injection Interval

520–540 ft

Injected (12mo)

—

Monthly injected volume (bbl, from H-10 filings through 2025-07-01)

Operator History

Chain of Custody

C & L EQUIPMENT 1993-1993→ SCHKADE, LOUIS 1993-2006→ SCHKADE, HAROLD 2006-2007→ P. R. L. OIL COMPANY 2007-2008→ P.B. BLUE DOT PROPERTIES 2008-2014→ DINO OPERATING LLC 2015-2015→ RESTORATION ASSETS, INC 2016-2016→ SANDSTONE SERVICES, LLC 2016-2024

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 (3) Elevation 1,320 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
TANNEHILL SD. (Tannehill)366 ft+954 ft
SADDLE CREEK LS. (Saddle Creek)425 ft+895 ft
COOK SAND520 ft+800 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
520–540 ftPerforated

Casing (1)

SizeSet DepthCement
4.5"576 ft65 sx

Permit History (1)

#125370 Drill U

DENNIS HEIRS · 1,000 ft

1981-07-15

Applications (1)

#125370 A C & L EQUIPMENT
received 1981-07-15

Records & Logs

2 completion filings on record.

W-2/G-1 1995-08-24
W-2/G-1 1983-03-22
Completion packets + logs ↗ Wellbore filings ↗

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 SHACKELFORD County.

Well Details

Well Number
6-A
Max Depth
1,000 ft
Drill Type
Vertical
County
SHACKELFORD
District
7
Operator
SANDSTONE SERVICES LLC
Completed
1994-05-24

Operator

Location
GRAHAM
P-5 Status
Delinquent (filed 2024-07-03)
Cum Oil (all leases)
9,637 bbl
Cum Gas (all leases)
453 mcf
Activities
OPRS/G, OPRS/O
Total Permits
3