42-219-34418
INJECTIONEAST MALLET UNIT
HOCKLEY County · District 8 · HILCORP ENERGY COMPANY · SLAUGHTER
Permits
1
Max Depth
5,300 ft
First Permit
1984-06-14
Latest Activity
1984-06-14
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1999-10-19
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: HILCORP ENERGY COMPANY ≠ Permit: MOBIL PRODUCING TX. & N.M. INC.
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
1,950 bbl/d
Max Pressure
2,300 psi
Injection Interval
4,700–5,150 ft
Injected (12mo)
75,401 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 (2) Elevation 3,598 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| 1ST SLAUGHTER | 4,937 ft | -1,339 ft |
| 2ND SLAUGHTER | 5,004 ft | -1,406 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 (4)
| Interval | Type |
|---|---|
| 4,929–5,040 ft | Perforated |
| 4,944–5,040 ft | Perforated |
| 4,947–5,026 ft | Perforated |
| 4,963–4,983 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 465 ft | 350 sx |
| 8.625" | 465 ft | 350 sx |
| 5.5" | 5,100 ft | 1,050 sx |
| 5.5" | 5,100 ft | 1,300 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 can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 11A
- Max Depth
- 5,300 ft
- Drill Type
- Vertical
- County
- HOCKLEY
- District
- 8
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 1999-10-19
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
- 3,435