42-211-30097
Final CompletionHUMPHREYS K.
HEMPHILL County · District 10 · QUESTAR EXPL. AND PROD. CO. · MATHERS RANCH (HUNTON)
Permits
1
Max Depth
7,250 ft
First Permit
1999-03-30
Latest Activity
1999-03-30
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1971-11-11
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: QUESTAR EXPL. AND PROD. CO. ≠ Production: 4P ENERGY TEXAS, LLC (reported 2020-08)
EWA / Permit operator mismatch
Scheduling: QUESTAR EXPL. AND PROD. CO. ≠ Permit: UNIVERSAL RESOURCES CORP.
Resolved via: scheduling → QUESTAR EXPL. AND PROD. CO.
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 (6) Elevation 2,426 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BROWN | 3,805 ft | -1,379 ft |
| DOUGLAS | 6,996 ft | -4,570 ft |
| MORROW SHALE (Morrow) | 11,363 ft | -8,937 ft |
| MISSISSIPPI (Mississippian) | 12,258 ft | -9,832 ft |
| HUNTON | 16,562 ft | -14,136 ft |
| VIOLA | 16,806 ft | -14,380 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 (5)
| Interval | Type |
|---|---|
| 7,002–7,006 ft | Perforated |
| 7,014–7,019 ft | Perforated |
| 7,036–7,048 ft | Perforated |
| 7,080–7,096 ft | Perforated |
| 16,638–16,750 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 20" | 1,045 ft | 1,150 sx |
| 13.375" | 5,196 ft | 4,025 sx |
| 9.625" | 11,356 ft | 2,600 sx |
Permit History (1)
Applications (1)
Records & Logs
3 completion filings on record · 1 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
- 7,250 ft
- Drill Type
- Vertical
- County
- HEMPHILL
- District
- 10
- Operator
- QUESTAR EXPL. AND PROD. CO.
- Completed
- 1971-11-11
Operator
- Location
- SALT LAKE C, TY
- P-5 Status
- Inactive (filed 2009-09-15)
- Cum Oil (all leases)
- 1,472,482 bbl
- Cum Gas (all leases)
- 83,474,615 mcf
- Total Permits
- 217