42-501-35568
Final CompletionMAHONEY H. O.
YOAKUM County · District 8 · HILCORP ENERGY COMPANY · WASSON 72
Permits
1
Max Depth
8,500 ft
First Permit
2008-08-22
Latest Activity
2008-08-22
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2008-12-06
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
Injection / Disposal
Permitted Volume
3,000 bbl/d
Max Pressure
2,150 psi
Injection Interval
4,800–8,400 ft
Injected (12mo)
22,637 bbl
Monthly injected volume (bbl, from H-10 filings through 2025-09-01)
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 (7) Elevation 3,545 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SAN ANDRES | 4,872 ft | -1,327 ft |
| GLORIETTA (Glorieta) | 5,861 ft | -2,316 ft |
| UPPER CLEARFORK (Clear Fork) | 6,044 ft | -2,499 ft |
| TUBB | 7,540 ft | -3,995 ft |
| CLEARFORK (Clear Fork) | 7,635 ft | -4,090 ft |
| LOWER CLEARFORK (Clear Fork) | 7,635 ft | -4,090 ft |
| WICHITA ALBANY (Wichita-Albany) | 8,048 ft | -4,503 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 |
|---|---|
| 7,706–8,258 ft | Perforated |
| 7,722–8,016 ft | Perforated |
| 8,084–8,260 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 2,370 ft | 750 sx |
| 5.5" | 8,400 ft | 1,000 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
- 127
- Max Depth
- 8,500 ft
- Drill Type
- Vertical
- County
- YOAKUM
- District
- 8
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 2008-12-06
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
- 3,428