42-165-31177
ROBERTSON (SAN ANDRES) UNIT
GAINES County · District 8 · OCCIDENTAL PERMIAN EOR LLC · ROBERTSON N. (SAN ANDRES)
Permits
1
Max Depth
4,800 ft
First Permit
1977-07-08
Latest Activity
1977-07-08
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1998-06-18
Shut-In
—
Plugged
2022-03-17
EWA / Production operator mismatch
Scheduling: OCCIDENTAL PERMIAN EOR LLC ≠ Production: OCCIDENTAL PERMIAN LTD. (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: OCCIDENTAL PERMIAN EOR LLC ≠ Permit: SHELL OIL COMPANY
Resolved via: production → OCCIDENTAL PERMIAN LTD.
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
Permitted Volume
1,000 bbl/d
Max Pressure
1,700 psi
Injection Interval
4,350–4,850 ft
Injected (12mo)
—
Monthly injected volume (bbl, from H-10 filings through 2021-10-01)
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 (4) Elevation 3,324 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 2,828 ft | +496 ft |
| SEVEN RIVERS | 3,049 ft | +275 ft |
| QUEEN | 3,348 ft | -24 ft |
| SAN ANDRES | 4,368 ft | -1,044 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 |
|---|---|
| 4,517–4,700 ft | Perforated |
| ?–4,700 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,754 ft | 850 sx |
| 5.5" | 4,740 ft | 1,600 sx |
Permit History (1)
Applications (1)
Records & Logs
5 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
- 10
- Max Depth
- 4,800 ft
- Drill Type
- Vertical
- County
- GAINES
- District
- 8
- Operator
- OCCIDENTAL PERMIAN EOR LLC
- Completed
- 1998-06-18
Operator
- Location
- HOUSTON
- P-5 Status
- Active (filed 2026-01-21)
- Cum Oil (all leases)
- — bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/G, OPRS/O