42-133-30111

Final Completion

MITCHAM-AGNEW UNIT

EASTLAND County · District 7 · ROCK OPERATING · EASTLAND COUNTY REGULAR (GAS)

Permits

Max Depth

4,050 ft

First Permit

1979-01-18

Latest Activity

1989-12-21

Lifespan

11 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1989-09-01

Shut-In

—

Plugged

2004-12-28

EWA / Permit operator mismatch

Scheduling: ROCK OPERATING ≠ Permit: WILLIAMSON, HARRY W. INC.

Resolved via: scheduling → ROCK OPERATING

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2004-12

Operator History

Chain of Custody

WILLIAMSON, HARRY W. INC. 1993-1995→ SAMS ENERGY, INC. 1995-1998→ ROBINSON, IRVIN 1998-1999→ ROCK OPERATING 1999-2003

Lease Production

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

Formation Tops (2) Elevation 1,540 ft (KB)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
DUFFER	3,882 ft	-2,342 ft
ELLENBURGER	4,025 ft	-2,485 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 (4)

Interval	Type
3,670–? ft	Perforated
3,882–3,908 ft	Perforated
4,025–4,044 ft	Perforated
4,040–4,044 ft	Perforated

Casing (5)

Size	Set Depth	Cement
8.625"	175 ft	120 sx
8.625"	175 ft	120 sx
—	2,050 ft	100 sx
2.375"	3,888 ft	—
5.5"	4,047 ft	200 sx

Permit History (2)

#367747 Recompletion Final Completion

MITCHAM-AGNEW UNIT · 3,960 ft

1989-12-21

#41097 Other Final Completion

MITCHAM-AGNEW UNIT · 4,050 ft

1979-01-18

Applications (2)

#367747 A WILLIAMSON, HARRY W. INC.

received 1989-12-18

#41097 A SAFARI DRILLING COMPANY

received 1979-01-18

Records & Logs

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

W-2/G-1 1989-12-20 log on file

W-2/G-1 1989-12-28

W-2/G-1 1979-01-16

W-2/G-1 1974-03-13

W-2/G-1 1984-01-12

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 EASTLAND County.

Well Details

Well Number: 1
Max Depth: 4,050 ft
Drill Type: Vertical
County: EASTLAND
District: 7
Operator: ROCK OPERATING
Completed: 1989-09-01

Operator

Name: ROCK OPERATING
Location: ABILENE
P-5 Status: Active (filed 2026-05-06)
Cum Oil (all leases): 70,125 bbl
Cum Gas (all leases): 1,021,143 mcf
Activities: OPRS/G, OPRS/O