42-393-30124
Final CompletionMAHLER D
ROBERTS County · District 10 · QUESTAR EXPL. AND PROD. CO. · MENDOTA NW. (GRANITE WASH SW.)
Permits
1
Max Depth
10,000 ft
First Permit
1989-08-09
Latest Activity
1989-08-09
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1989-10-03
Shut-In
—
Plugged
2002-04-22
EWA / Production operator mismatch
Scheduling: QUESTAR EXPL. AND PROD. CO. ≠ Production: HS RESOURCES, INC. (reported 1998-05)
EWA / Permit operator mismatch
Scheduling: QUESTAR EXPL. AND PROD. CO. ≠ Permit: PHILLIPS PETROLEUM COMPANY
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
2003-08
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 2,652 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BROWN DOLOMITE | 3,924 ft | -1,272 ft |
| DOUGLAS MARKER (Douglas) | 6,608 ft | -3,956 ft |
| CLEVELAND SD (Cleveland) | 8,238 ft | -5,586 ft |
| GRANITE WASH | 9,050 ft | -6,398 ft |
| GRANITE WASH "D" (Granite Wash) | 9,608 ft | -6,956 ft |
| GRANITE WASH "F" (Granite Wash) | 9,855 ft | -7,203 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 |
|---|---|
| 9,608–9,902 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 3,007 ft | 1,700 sx |
| 5.5" | 10,066 ft | 275 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 can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 1
- Max Depth
- 10,000 ft
- Drill Type
- Vertical
- County
- ROBERTS
- District
- 10
- Operator
- QUESTAR EXPL. AND PROD. CO.
- Completed
- 1989-10-03
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