42-003-31910
Final CompletionMARTIN NELLIE C.
ANDREWS County · District 8 · SHERIDAN PRODUCTION COMPANY LLC · MARTIN (TUBB)
Permits
4
Max Depth
8,500 ft
First Permit
1979-07-09
Latest Activity
1992-09-14
Lifespan
13 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1993-05-15
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: SHERIDAN PRODUCTION COMPANY LLC ≠ Production: UNITEX OIL & GAS, L.L.C. (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: SHERIDAN PRODUCTION COMPANY LLC ≠ Permit: ORYX ENERGY COMPANY
Resolved via: production → UNITEX OIL & GAS, L.L.C.
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 (11) Elevation 3,308 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 2,787 ft | +521 ft |
| SAN ANDRES | 4,205 ft | -897 ft |
| GLORIETA | 5,377 ft | -2,069 ft |
| CLEARFORK (Clear Fork) | 5,602 ft | -2,294 ft |
| CLEAR FORK | 5,625 ft | -2,317 ft |
| TUBB | 6,193 ft | -2,885 ft |
| TUBB | 6,262 ft | -2,954 ft |
| WICHITA ALBANY (Wichita-Albany) | 6,811 ft | -3,503 ft |
| BASE PERMIAN (Permian (undifferentiated)) | 7,938 ft | -4,630 ft |
| FUSSELMAN | 8,000 ft | -4,692 ft |
| FUSSELMAN | 8,006 ft | -4,698 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 (10)
| Interval | Type |
|---|---|
| 4,356–4,581 ft | Perforated |
| 4,356–5,314 ft | Perforated |
| 4,356–5,790 ft | Perforated |
| 5,628–6,070 ft | Perforated |
| 5,631–5,643 ft | Perforated |
| 5,727–5,736 ft | Perforated |
| 5,760–5,790 ft | Perforated |
| 6,282–6,549 ft | Perforated |
| 6,741–7,268 ft | Perforated |
| ?–6,549 ft | Perforated |
Casing (5)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 355 ft | 400 sx |
| 13.375" | 355 ft | 400 sx |
| 8.625" | 4,761 ft | 1,525 sx |
| 8.625" | 4,810 ft | 1,825 sx |
| 2.375" | 6,269 ft | — |
Permit History (4)
MARTIN, NELLIE C. · 8,300 ft
1992-09-14
Spud 1993-02-01
MARTIN, NELLIE C. · 8,300 ft
1992-09-14
MARTIN, NELLIE C. · 8,300 ft
1988-07-01
MARTIN, NELLIE C. · 8,500 ft
1979-07-09
Spud 1979-07-18
Applications (4)
Records & Logs
11 completion filings on record · 4 with log images at RRC.
+5 more filings
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
- 12
- Max Depth
- 8,500 ft
- Drill Type
- Vertical
- County
- ANDREWS
- District
- 8
- Operator
- SHERIDAN PRODUCTION COMPANY LLC
- Completed
- 1993-05-15
Operator
- Location
- HOUSTON
- P-5 Status
- Inactive (filed 2020-10-23)
- Cum Oil (all leases)
- 53,800,913 bbl
- Cum Gas (all leases)
- 198,597,389 mcf
- Total Permits
- 1,009