42-079-32590
INJECTIONCONOCO-DEAN UNIT
COCHRAN County · District 8 · EXTEX OPERATING COMPANY · SLAUGHTER
Permits
1
Max Depth
5,500 ft
First Permit
1991-04-25
Latest Activity
1991-04-25
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1995-10-18
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: EXTEX OPERATING COMPANY ≠ Permit: CONOCO INC.
Resolved via: production → EXTEX OPERATING COMPANY
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
2,450 psi
Injection Interval
4,900–5,190 ft
Injected (12mo)
42,990 bbl
Monthly injected volume (bbl, from H-10 filings through 2025-12-01)
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 (5) Elevation 3,713 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SANTA ROSA #1 (Santa Rosa) | 1,240 ft | +2,473 ft |
| SANTA ROSA #2 (Santa Rosa) | 1,800 ft | +1,913 ft |
| YATES | 2,860 ft | +853 ft |
| SAN ANDRES | 4,200 ft | -487 ft |
| SAN ANDRES | 4,900 ft | -1,187 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 (1)
| Interval | Type |
|---|---|
| 5,014–5,050 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,805 ft | 850 sx |
| 9.625" | 1,830 ft | 850 sx |
| 5.5" | 4,632 ft | 1,475 sx |
| 5.5" | 5,245 ft | 1,475 sx |
Permit History (1)
Applications (1)
Records & Logs
3 completion filings on record · 1 with log images at RRC.
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.
No GPS coordinates yet
Well Details
- Well Number
- 154
- Max Depth
- 5,500 ft
- Drill Type
- Vertical
- County
- COCHRAN
- District
- 8
- Operator
- EXTEX OPERATING COMPANY
- Completed
- 1995-10-18
Operator
- Name
- EXTEX OPER CO
- Location
- HOUSTON
- P-5 Status
- Active (filed 2026-01-07)
- Cum Oil (all leases)
- 5,887,486 bbl
- Cum Gas (all leases)
- 10,031,045 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 117