42-393-30627
CHAMBERS FRANK M. -A-
ROBERTS County · District 10 · DIAMOND SHAMROCK EXPLORATION CO. · MENDOTA NW. (GRANITE WASH SW.)
Permits
1
Max Depth
10,400 ft
First Permit
1978-04-07
Latest Activity
1978-04-07
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1978-10-11
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: DIAMOND SHAMROCK EXPLORATION CO. ≠ Production: MMGL TXPH, LLC (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: DIAMOND SHAMROCK EXPLORATION CO. ≠ Permit: DIAMOND CHEMICALS COMPANY
Resolved via: production → MMGL TXPH, 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 2,682 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BROWN DOLOMITE | 3,970 ft | -1,288 ft |
| DOUGLAS | 6,768 ft | -4,086 ft |
| TONKAWA | 7,500 ft | -4,818 ft |
| KANSAS CITY | 7,853 ft | -5,171 ft |
| CLEVELAND | 8,330 ft | -5,648 ft |
| DES MOINES | 8,550 ft | -5,868 ft |
| GRANITE WASH | 9,347 ft | -6,665 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 (5)
| Interval | Type |
|---|---|
| 9,666–9,686 ft | Perforated |
| 9,666–9,744 ft | Perforated |
| 9,690–9,696 ft | Perforated |
| 9,700–9,718 ft | Perforated |
| 9,722–9,744 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 2,406 ft | 1,500 sx |
| 5.5" | 10,302 ft | 370 sx |
Permit History (1)
Applications (1)
Records & Logs
4 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
- 2
- Max Depth
- 10,400 ft
- Drill Type
- Vertical
- County
- ROBERTS
- District
- 10
- Operator
- DIAMOND SHAMROCK EXPLORATION CO.
- Completed
- 1978-10-11
Operator
- Name
- GENERAL PROD CO, INC
- Location
- AMARILLO
- P-5 Status
- Inactive (filed 1986-08-29)
- Total Permits
- 328