42-003-36258
INJECTIONFULLERTON CLEARFORK UNIT
ANDREWS County · District 8 · HILCORP ENERGY COMPANY · FULLERTON
Permits
1
Max Depth
7,400 ft
First Permit
1988-10-17
Latest Activity
1988-10-17
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1989-01-05
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
Injection / Disposal
ANDREWS County disposal market →Permitted Volume
1,500 bbl/d
Max Pressure
1,600 psi
Injection Interval
5,650–7,400 ft
Injected (12mo)
74,719 bbl
Monthly injected volume (bbl, from H-10 filings through 2026-03-01)
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 (4) Elevation 3,344 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| UPPER CLEARFORK (Clear Fork) | 5,986 ft | -2,642 ft |
| TUBB | 6,488 ft | -3,144 ft |
| LOWER CLEARFORK (Clear Fork) | 6,571 ft | -3,227 ft |
| WICHITA (Wichita-Albany) | 7,087 ft | -3,743 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 |
|---|---|
| 6,593–7,267 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,636 ft | 600 sx |
| 5.5" | 7,390 ft | 1,425 sx |
Permit History (1)
Applications (1)
Records & Logs
2 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
- 776
- Max Depth
- 7,400 ft
- Drill Type
- Vertical
- County
- ANDREWS
- District
- 8
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 1989-01-05
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