42-219-37228
SHUT IN HorizontalEAST MALLET UNIT
HOCKLEY County · District 8 · HILCORP ENERGY COMPANY · SLAUGHTER
Permits
2
Max Depth
5,300 ft
First Permit
2011-12-07
Latest Activity
2011-12-07
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2012-04-03
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
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 (3) Elevation 3,580 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| QUEEN | 3,607 ft | -27 ft |
| GRAYBURG | 3,886 ft | -306 ft |
| SAN ANDRES | 4,147 ft | -567 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 |
|---|---|
| 5,670–7,051 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 2,272 ft | 1,000 sx |
| 5.5" | 7,097 ft | 920 sx |
Permit History (2)
Applications (2)
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
- 166H
- Max Depth
- 5,300 ft
- Drill Type
- Horizontal
- County
- HOCKLEY
- District
- 8
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 2012-04-03
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