Permits
1
Max Depth
4,400 ft
First Permit
1983-09-19
Latest Activity
1983-09-19
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1995-08-14
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: OXY USA INC. ≠ Permit: CITIES SERVICE OIL & GAS CORP.
Resolved via: production → OXY USA INC.
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
Injection / Disposal
ECTOR County disposal market →Permitted Volume
1,000 bbl/d
Max Pressure
1,850 psi
Injection Interval
3,700–4,500 ft
Injected (12mo)
7,880 bbl
Monthly injected volume (bbl, from H-10 filings through 2025-11-01)
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 (1) Elevation 3,040 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| GRAYBURG-SAN ANDRES (Grayburg) | 4,166 ft | -1,126 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 |
|---|---|
| 4,166–4,243 ft | Perforated |
| 4,166–4,368 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 297 ft | 325 sx |
| 4.5" | 4,400 ft | 950 sx |
Permit History (1)
Applications (1)
Records & Logs
3 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
- 309 W
- Max Depth
- 4,400 ft
- Drill Type
- Vertical
- County
- ECTOR
- District
- 8
- Operator
- OXY USA INC.
- Completed
- 1995-08-14
Operator
- Name
- OXY USA INC
- Location
- HOUSTON
- P-5 Status
- Active (filed 2026-01-26)
- Cum Oil (all leases)
- 277,250,617 bbl
- Cum Gas (all leases)
- 814,544,078 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 3,279