42-135-33165
SHUT INEAST COWDEN (GRAYBURG) UNIT
ECTOR County · District 8 · BASIN OIL & GAS OPERATING LLC · COWDEN NORTH
Permits
1
Max Depth
4,795 ft
First Permit
1979-04-09
Latest Activity
1979-04-09
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1988-06-06
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: BASIN OIL & GAS OPERATING LLC ≠ Permit: CONTINENTAL OIL COMPANY
Resolved via: production → BASIN OIL & GAS 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 (2) Elevation 3,060 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| GRAYBURG | 4,118 ft | -1,058 ft |
| SAN ANDRES | 4,516 ft | -1,456 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 |
|---|---|
| 4,172–4,638 ft | Perforated |
| 4,510–4,552 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 250 ft | 200 sx |
| 2.875" | 4,600 ft | — |
| 5.5" | 4,688 ft | 550 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings on record.
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
- 56
- Max Depth
- 4,795 ft
- Drill Type
- Vertical
- County
- ECTOR
- District
- 8
- Operator
- BASIN OIL & GAS OPERATING LLC
- Completed
- 1988-06-06
Operator
- Location
- FORT WORTH
- P-5 Status
- X (filed 2026-05-21)
- Cum Oil (all leases)
- 5,341,244 bbl
- Cum Gas (all leases)
- 4,651,280 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 135