Permits
1
Max Depth
5,200 ft
First Permit
2011-08-22
Latest Activity
2011-08-22
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2011-12-02
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: HILCORP ENERGY COMPANY ≠ Permit: APACHE CORPORATION
Resolved via: production → HILCORP ENERGY 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
2,500 bbl/d
Max Pressure
2,200 psi
Injection Interval
4,400–5,170 ft
Injected (12mo)
—
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 (6) Elevation 3,642 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 2,924 ft | +718 ft |
| SEVEN RIVERS | 3,048 ft | +594 ft |
| GRAYBURG | 4,003 ft | -361 ft |
| PI_MARKER | 4,881 ft | -1,239 ft |
| MALLET | 4,987 ft | -1,345 ft |
| MALLET_TRANS_ZONE | 5,073 ft | -1,431 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 |
|---|---|
| 4,991–5,073 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 2,303 ft | 1,225 sx |
| 5.5" | 5,132 ft | 1,000 sx |
Permit History (1)
Applications (1)
Records & Logs
1 completion filing 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
- 1511W
- Max Depth
- 5,200 ft
- Drill Type
- Vertical
- County
- COCHRAN
- District
- 8
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 2011-12-02
Operator
- Name
- HILCORP ENGY CO
- Location
- HOUSTON
- P-5 Status
- X (filed 2026-03-27)
- Cum Oil (all leases)
- 75,699,281 bbl
- Cum Gas (all leases)
- 1,779,939,645 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
- Total Permits
- 3,428