42-413-31437
Final CompletionMAYER RANCH TT
SCHLEICHER County · District 7 · GRAHAM ROYALTY LTD. · SAWYER (STRAWN NORTH)
Permits
3
Max Depth
8,450 ft
First Permit
1984-07-31
Latest Activity
1990-11-28
Lifespan
6 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1985-03-19
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: GRAHAM ROYALTY LTD. ≠ Production: UPP OPERATING, LLC (reported 2026-04)
Resolved via: production → UPP OPERATING, 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 (8) Elevation 2,379 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CANYON SD (Canyon) | 6,906 ft | -4,527 ft |
| TOP CANYON (Canyon) | 6,906 ft | -4,527 ft |
| TOP CANYON SAND (Canyon) | 6,906 ft | -4,527 ft |
| BASE CANYON (Canyon) | 7,250 ft | -4,871 ft |
| BASE CANYON SAND (Canyon) | 7,250 ft | -4,871 ft |
| STRAWN LIME (Strawn) | 7,912 ft | -5,533 ft |
| TOP STRAWN (Strawn) | 7,912 ft | -5,533 ft |
| TOP STRAWN LIME (Strawn) | 7,912 ft | -5,533 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 |
|---|---|
| 6,978–7,015 ft | Perforated |
| 7,918–7,992 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,283 ft | 450 sx |
| 4.5" | 8,449 ft | 550 sx |
Permit History (3)
Applications (4)
Records & Logs
6 completion filings on record · 2 with log images at RRC.
Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 58
- Max Depth
- 8,450 ft
- Drill Type
- Vertical
- County
- SCHLEICHER
- District
- 7
- Operator
- GRAHAM ROYALTY LTD.
- Completed
- 1985-03-19
Operator
- Name
- GRAHAM ROYALTY, LTD
- Location
- COVINGTON
- P-5 Status
- Inactive (filed 1993-08-03)
- Cum Oil (all leases)
- 1,748,546 bbl
- Cum Gas (all leases)
- 20,494,499 mcf
- Total Permits
- 227