42-003-34891
SHUT INFULLERTON CLEARFORK UNIT
ANDREWS County · District 8 · HILCORP ENERGY COMPANY · FULLERTON
Permits
1
Max Depth
7,400 ft
First Permit
1985-04-15
Latest Activity
1985-04-15
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2012-11-06
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: HILCORP ENERGY COMPANY ≠ Permit: EXXON CORP.
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 (4) Elevation 3,337 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| TUBB | 6,496 ft | -3,159 ft |
| LOWER CLEARFORK (Clear Fork) | 6,558 ft | -3,221 ft |
| UPPER STAINING | 6,666 ft | -3,329 ft |
| WICHITA (Wichita-Albany) | 7,038 ft | -3,701 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 (3)
| Interval | Type |
|---|---|
| 6,033–6,042 ft | Perforated |
| 6,033–7,084 ft | Perforated |
| 6,806–7,084 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,711 ft | 750 sx |
| 8.625" | 1,716 ft | 750 sx |
| 5.5" | 7,383 ft | 1,550 sx |
| 5.5" | 7,388 ft | 1,550 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 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
- 831
- Max Depth
- 7,400 ft
- Drill Type
- Vertical
- County
- ANDREWS
- District
- 8
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 2012-11-06
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
- 3,431