42-371-35571
Final CompletionFORT STOCKTON UNIT
PECOS County · District 8 · CLIFFWOOD PRODUCTION CO. · FORT STOCKTON (YATES LOWER)
Permits
1
Max Depth
3,800 ft
First Permit
1985-08-02
Latest Activity
1985-08-02
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1985-11-07
Shut-In
—
Plugged
2011-10-31
EWA / Production operator mismatch
Scheduling: CLIFFWOOD PRODUCTION CO. ≠ Production: DOUBLE BARREL OIL LLC (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: CLIFFWOOD PRODUCTION CO. ≠ Permit: EXXON CORP.
Resolved via: production → DOUBLE BARREL OIL 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 (10) Elevation 2,855 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES A (Yates) | 2,904 ft | -49 ft |
| YATES B (Yates) | 2,954 ft | -99 ft |
| YATES C (Yates) | 3,020 ft | -165 ft |
| YATES D (Yates) | 3,150 ft | -295 ft |
| YATES E (Yates) | 3,214 ft | -359 ft |
| YATES D (Yates) | 3,280 ft | -425 ft |
| YATES G (Yates) | 3,312 ft | -457 ft |
| YATES H (Yates) | 3,382 ft | -527 ft |
| YATES I (Yates) | 3,454 ft | -599 ft |
| CAPITAN | 3,492 ft | -637 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 |
|---|---|
| 3,216–3,487 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 542 ft | 325 sx |
| 4.5" | 3,579 ft | 1,510 sx |
Permit History (1)
Applications (1)
Records & Logs
3 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
- 228
- Max Depth
- 3,800 ft
- Drill Type
- Vertical
- County
- PECOS
- District
- 8
- Operator
- CLIFFWOOD PRODUCTION CO.
- Completed
- 1985-11-07
Operator
- Name
- CLIFFWOOD PROD CO
- Location
- HOUSTON
- P-5 Status
- Inactive (filed 2000-06-06)
- Cum Oil (all leases)
- 1,987,228 bbl
- Cum Gas (all leases)
- 12,311,014 mcf
- Total Permits
- 24