42-165-36893
Final Completion HorizontalH & J UNIT 1 D
GAINES County · District 8 · HILCORP ENERGY COMPANY · RUSSELL NORTH (DEVONIAN)
Permits
4
Max Depth
12,156 ft
First Permit
2008-04-01
Latest Activity
2011-01-21
Lifespan
3 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2009-03-03
Shut-In
—
Plugged
—
EWA / Permit operator mismatch
Scheduling: HILCORP ENERGY COMPANY ≠ Permit: XTO ENERGY 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
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 (9) Elevation 3,564 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| TUBB | 7,302 ft | -3,738 ft |
| L/CLEARFORK | 7,398 ft | -3,834 ft |
| PENNSYLVANIAN | 9,162 ft | -5,598 ft |
| MISSISSIPPIAN | 10,004 ft | -6,440 ft |
| MISSISSIPPIAN | 10,008 ft | -6,444 ft |
| WOODFORD | 10,621 ft | -7,057 ft |
| WOODFORD | 10,634 ft | -7,070 ft |
| DEVONIAN | 10,704 ft | -7,140 ft |
| DEVONIAN | 10,721 ft | -7,157 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 (2)
| Interval | Type |
|---|---|
| 10,509–12,156 ft | Open hole |
| 10,722–11,176 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 402 ft | 500 sx |
| 9.625" | 5,377 ft | 1,000 sx |
| 7" | 10,722 ft | 1,350 sx |
Permit History (4)
Applications (4)
Records & Logs
4 completion filings on record · 2 with log images at RRC.
Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 81H
- Max Depth
- 12,156 ft
- Drill Type
- Horizontal
- County
- GAINES
- District
- 8
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 2009-03-03
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
- 3,429