42-165-34853
INJECTIONROBERTSON (SAN ANDRES) UNIT
GAINES County · District 8 · OCCIDENTAL PERMIAN EOR LLC · ROBERTSON N. (SAN ANDRES)
Permits
1
Max Depth
5,300 ft
First Permit
1995-03-22
Latest Activity
1995-03-22
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2000-04-04
Shut-In
—
Plugged
—
P-5 Org Status: Active
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 WESTERN E&P INC.
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)
36,310 bbl
Monthly injected volume (bbl, from H-10 filings through 2025-10-01)
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 (12) Elevation 3,334 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RUSTLER | 1,749 ft | +1,585 ft |
| RUSTLER | 1,750 ft | +1,584 ft |
| TANSILL | 2,709 ft | +625 ft |
| YATES | 2,834 ft | +500 ft |
| YATES | 2,835 ft | +499 ft |
| SEVEN RIVERS | 3,061 ft | +273 ft |
| SEVEN RIVERS | 3,080 ft | +254 ft |
| QUEEN | 3,353 ft | -19 ft |
| QUEEN | 3,664 ft | -330 ft |
| GRAYBURG | 4,085 ft | -751 ft |
| SAN ANDRES | 4,363 ft | -1,029 ft |
| SAN ANDRES | 4,364 ft | -1,030 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 (3)
| Interval | Type |
|---|---|
| 4,524–4,623 ft | Perforated |
| 4,524–4,705 ft | Perforated |
| 4,638–4,705 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,815 ft | 1,000 sx |
| 5.5" | 4,850 ft | 1,010 sx |
Permit History (1)
Applications (1)
Records & Logs
4 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
- 26
- Max Depth
- 5,300 ft
- Drill Type
- Vertical
- County
- GAINES
- District
- 8
- Operator
- OCCIDENTAL PERMIAN EOR LLC
- Completed
- 2000-04-04
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