42-417-36105

Final Completion

MATTHEWS B

SHACKELFORD County · District 7 · ROCOSO RESOURCES LLC · SHACKELFORD COUNTY REGULAR

Permits

Max Depth

1,200 ft

First Permit

1984-12-20

Latest Activity

1985-05-17

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1985-06-20

Shut-In

—

Plugged

2023-07-07

EWA / Permit operator mismatch

Scheduling: ROCOSO RESOURCES LLC ≠ Permit: AMERICAN PETROFINA CO. OF TEX.

Resolved via: scheduling → ROCOSO RESOURCES LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

originally filed by AMERICAN PETROFINA CO. OF TEX. — asset transferred

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 (6) Elevation 1,573 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
DOTHAN	702 ft	+871 ft
MOUTREY	708 ft	+865 ft
CAMP COLORADO	766 ft	+807 ft
FRYE	790 ft	+783 ft
TANNEHILL	888 ft	+685 ft
SADDLE CREEK	988 ft	+585 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 (2)

Interval	Type
790–800 ft	Perforated
890–894 ft	Perforated

Casing (1)

Size	Set Depth	Cement
4.5"	932 ft	—

Permit History (2)

#275302 Recompletion Final Completion

MATTHEWS "B" · 1,106 ft

1985-05-17

#262001 Drill Final Completion

MATTHEWS "B" · 1,200 ft

1984-12-20

Applications (2)

#275302 A AMERICAN PETROFINA CO. OF TEX.

received 1985-05-13

#262001 A AMERICAN PETROFINA CO. OF TEX.

received 1984-12-19

Records & Logs

3 completion filings on record.

W-2/G-1 1985-07-03

W-2/G-1 1985-04-12

W-2/G-1 1985-04-20

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: 21
Max Depth: 1,200 ft
Drill Type: Vertical
County: SHACKELFORD
District: 7
Operator: ROCOSO RESOURCES LLC
Completed: 1985-06-20

Operator

Name: ROCOSO RES, LLC
Location: ALBANY
P-5 Status: Inactive (filed 2016-12-07)
Cum Oil (all leases): 42,482 bbl
Cum Gas (all leases): — mcf
Total Permits: 1