42-417-36103
Final CompletionMATTHEWS - 31
SHACKELFORD County · District 7 · ROCOSO RESOURCES LLC · SHACKELFORD COUNTY REGULAR
Permits
1
Max Depth
1,280 ft
First Permit
1984-12-20
Latest Activity
1984-12-20
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1985-03-01
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: ROCOSO RESOURCES LLC ≠ Production: JTC ROYALTIES LLC (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: ROCOSO RESOURCES LLC ≠ Permit: AMERICAN PETROFINA CO. OF TEX.
Resolved via: production → JTC ROYALTIES LLC
Production Summary Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]
Cum Oil
— bbl
Cum Gas
— mcf
First Production
1993-01
Last Production
2026-07
Operator History
Chain of Custody
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (7) Elevation 1,636 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| DOTHAN | 714 ft | +922 ft |
| MOUTREY | 732 ft | +904 ft |
| CAMP COLORADO | 778 ft | +858 ft |
| FRYE | 788 ft | +848 ft |
| UPPER TANNEHILL (Tannehill) | 874 ft | +762 ft |
| COOK | 1,000 ft | +636 ft |
| SADDLE CREEK | 1,004 ft | +632 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)
| Interval | Type |
|---|---|
| 1,100–1,108 ft | Perforated |
Casing (1)
| Size | Set Depth | Cement |
|---|---|---|
| 4.5" | 1,141 ft | 220 sx |
Permit History (1)
Applications (2)
Records & Logs
3 completion filings on record.
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
Well Details
- Well Number
- 90
- Max Depth
- 1,280 ft
- Drill Type
- Vertical
- County
- SHACKELFORD
- District
- 7
- Operator
- ROCOSO RESOURCES LLC
- Completed
- 1985-03-01
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