42-079-32357
Final CompletionDEAN C.S. A-92
COCHRAN County · District 8 · HILCORP ENERGY COMPANY · DEAN WEST (FUSSELMAN)
Permits
1
Max Depth
12,000 ft
First Permit
1988-12-13
Latest Activity
1988-12-13
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1989-02-21
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: HILCORP ENERGY COMPANY ≠ Production: APACHE CORPORATION (reported 1998-06)
EWA / Permit operator mismatch
Scheduling: HILCORP ENERGY COMPANY ≠ Permit: AMOCO PRODUCTION COMPANY
Resolved via: scheduling → 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
20,000 bbl/d
Max Pressure
5,500 psi
Injection Interval
11,000–11,784 ft
Injected (12mo)
—
Monthly injected volume (bbl, from H-10 filings through 2026-01-01)
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (10) Elevation 3,733 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RUSTLER | 2,320 ft | +1,413 ft |
| YATES | 2,950 ft | +783 ft |
| SAN ANDRES | 4,250 ft | -517 ft |
| GLORIETA | 5,680 ft | -1,947 ft |
| TUBB | 6,780 ft | -3,047 ft |
| PENN (Pennsylvanian) | 9,550 ft | -5,817 ft |
| MISS. SIL. (Mississippian) | 11,000 ft | -7,267 ft |
| FUSSELMAN | 11,650 ft | -7,917 ft |
| FUSSLEMAN (Fusselman) | 11,650 ft | -7,917 ft |
| MONTOYA | 11,850 ft | -8,117 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 |
|---|---|
| 11,660–11,672 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 2,316 ft | 2,000 sx |
| 8.625" | 5,577 ft | 2,050 sx |
| 5.5" | 11,784 ft | 115 sx |
Permit History (1)
Applications (1)
Records & Logs
3 completion filings on record · 2 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
- 1
- Max Depth
- 12,000 ft
- Drill Type
- Vertical
- County
- COCHRAN
- District
- 8
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 1989-02-21
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