42-219-37474
INJECTIONCENTRAL MALLET UNIT
HOCKLEY County · District 8 · OCCIDENTAL PERMIAN EOR LLC · SLAUGHTER
Permits
1
Max Depth
6,000 ft
First Permit
2019-01-16
Latest Activity
2019-01-16
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2019-04-12
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: OCCIDENTAL PERMIAN LTD.
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
5,000 bbl/d
Max Pressure
2,300 psi
Injection Interval
4,600–5,300 ft
Injected (12mo)
—
Monthly injected volume (bbl, from H-10 filings through 2025-12-01)
Seismicity: no M2+ earthquakes recorded within 10 km in the last 24 months · TexNet catalog
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 (10) Elevation 3,559 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RED BED-SANTA ROSA (Santa Rosa) | 1,340 ft | +2,219 ft |
| YATES - OVERPRESSURE, INERT GAS (Yates) | 2,870 ft | +689 ft |
| SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres) | 4,192 ft | -633 ft |
| ABO | — | — |
| CANYON | — | — |
| CISCO | — | — |
| CLEARFORK (Clear Fork) | — | — |
| STRAWN | — | — |
| WICHITA ALBANY (Wichita-Albany) | — | — |
| WOLFCAMP | — | — |
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 ↗
Offset Well Tops (nearest 8 wells with tops)
What nearby completed wells reported.
Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).
Perforations (1)
| Interval | Type |
|---|---|
| 4,956–5,088 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 2,263 ft | 1,125 sx |
| 5.5" | 5,132 ft | 1,020 sx |
Permit History (1)
Applications (1)
Records & Logs
1 completion filing on record.
Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.
Well Details
- Well Number
- 399
- Max Depth
- 6,000 ft
- Drill Type
- Vertical
- County
- HOCKLEY
- District
- 8
- Operator
- OCCIDENTAL PERMIAN EOR LLC
- Completed
- 2019-04-12
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