42-135-35621
NO PRODUCTIONCOWDEN E. F. -12-
ECTOR County · District 8 · PENA BROS. OIL AND GAS LLC · DONNELLY (SAN ANDRES)
Permits
1
Max Depth
4,300 ft
First Permit
1987-08-19
Latest Activity
1987-08-19
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1987-10-15
Shut-In
—
Plugged
—
P-5 Org Status: Delinquent
EWA / Permit operator mismatch
Scheduling: PENA BROS. OIL AND GAS LLC ≠ Permit: EASTLAND OIL COMPANY, THE
Resolved via: scheduling → PENA BROS. OIL AND GAS 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 (3) Elevation 3,020 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 2,663 ft | +357 ft |
| GRAYBURG | 3,919 ft | -899 ft |
| SAN ANDRES | 4,151 ft | -1,131 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 |
|---|---|
| 4,151–4,168 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,313 ft | 700 sx |
| 5.5" | 4,245 ft | 250 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings on record · 1 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
- 7
- Max Depth
- 4,300 ft
- Drill Type
- Vertical
- County
- ECTOR
- District
- 8
- Operator
- PENA BROS. OIL AND GAS LLC
- Completed
- 1987-10-15
Operator
- Location
- ODESSA
- P-5 Status
- Delinquent (filed 2025-01-31)
- Cum Oil (all leases)
- 2,734 bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/O