42-133-36367

Final Completion Horizontal

GRIMSHAW J.R.

EASTLAND County · District 7 · SUN EXPL. & PROD. CO.-ABILENE · DESDEMONA

Permits

3

Max Depth

4,000 ft

First Permit

1985-02-27

Latest Activity

2007-02-16

Lifespan

22 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1985-04-12

Shut-In

Plugged

!

EWA / Production operator mismatch

Scheduling: SUN EXPL. & PROD. CO.-ABILENE ≠ Production: MORRIS R. GREENHAW OIL&GAS, INC (reported 2026-03)

!

EWA / Permit operator mismatch

Scheduling: SUN EXPL. & PROD. CO.-ABILENE ≠ Permit: SQUARE ONE ENERGY, INC.

Resolved via: productionMORRIS R. GREENHAW OIL&GAS, INC

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 1,372 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
DUKE SAND2,719 ft-1,347 ft
DUFFER LIME (Duffer)3,130 ft-1,758 ft
BARNETT SHALE (Barnett)3,257 ft-1,885 ft
ELLENBURGER 3,370 ft-1,998 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 (3)

IntervalType
2,719–2,784 ftOpen hole
3,150–3,158 ftPerforated
3,295–3,315 ftPerforated

Casing (6)

SizeSet DepthCement
13.375"266 ft400 sx
13.375"266 ft400 sx
13.375"266 ft400 sx
9.625"2,719 ft800 sx
9.625"2,719 ft800 sx
5.5"3,407 ft500 sx

Permit History (3)

Applications (3)

#633683 A SQUARE ONE ENERGY, INC.
received 2007-03-15
#633683 A SQUARE ONE ENERGY, INC.
received 2007-02-16
#267973 A SUN EXPL. & PROD. CO.-ABILENE
received 1985-02-27

Records & Logs

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

W-2/G-1 2009-03-13 log on file
W-2/G-1 2009-06-04
W-2/G-1 1985-10-10
W-2/G-1 1985-10-19
W-2/G-1 1985-07-29
W-2/G-1 1985-08-09

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 EASTLAND County.

Well Details

Well Number
4501
Max Depth
4,000 ft
Drill Type
Horizontal
County
EASTLAND
District
7
Completed
1985-04-12

Operator

Location
DALLAS
P-5 Status
Inactive
Cum Oil (all leases)
— bbl
Cum Gas (all leases)
— mcf
Total Permits
1,326