42-393-31958
Final CompletionMAHLER
ROBERTS County · District 10 · UNIT PETROLEUM COMPANY · MENDOTA NW. (GRANITE WASH SW.)
Permits
1
Max Depth
11,300 ft
First Permit
2007-04-02
Latest Activity
2007-04-02
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2007-08-08
Shut-In
—
Plugged
—
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
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (10) Elevation 2,866 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BASE RED BEDS | 4,155 ft | -1,289 ft |
| TOP BROWN DOLOMITE (Brown Dolomite) | 4,155 ft | -1,289 ft |
| BASE HEEBNER SHALE | 6,942 ft | -4,076 ft |
| DOUGLAS | 6,943 ft | -4,077 ft |
| KANSAS CITY | 8,074 ft | -5,208 ft |
| MARMATON | 8,929 ft | -6,063 ft |
| GRANITE WASH | 9,345 ft | -6,479 ft |
| NOVI | 10,586 ft | -7,720 ft |
| 13 FINGER | 10,664 ft | -7,798 ft |
| MORROW | 10,812 ft | -7,946 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 |
|---|---|
| 9,510–9,580 ft | Perforated |
| 9,974–10,086 ft | Perforated |
| 10,451–10,486 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 2,830 ft | 920 sx |
| 5.5" | 11,250 ft | 340 sx |
Permit History (1)
Applications (1)
Records & Logs
4 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
- 8
- Max Depth
- 11,300 ft
- Drill Type
- Vertical
- County
- ROBERTS
- District
- 10
- Operator
- UNIT PETROLEUM COMPANY
- Completed
- 2007-08-08
Operator
- Name
- UNIT PETRO CO
- Location
- TULSA
- P-5 Status
- Active (filed 2025-01-13)
- Cum Oil (all leases)
- 8,610,362 bbl
- Cum Gas (all leases)
- 788,031,686 mcf
- Activities
- CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 1,100