42-211-34217
PRODUCINGMENDOTA 40 SW
HEMPHILL County · District 10 · UNBRIDLED RESOURCES LLC · MENDOTA NW. (GRANITE WASH)
Permits
2
Max Depth
14,000 ft
First Permit
2008-04-12
Latest Activity
2008-04-12
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2008-10-29
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: UNBRIDLED RESOURCES LLC ≠ Permit: CHESAPEAKE OPERATING, INC.
Resolved via: production → UNBRIDLED RESOURCES, LLC
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
2008-10
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 2,708 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| TONKAWA | 8,110 ft | -5,402 ft |
| CLEVELAND | 9,256 ft | -6,548 ft |
| BASE MARMATON (Marmaton) | 9,602 ft | -6,894 ft |
| DES MOINES | 9,870 ft | -7,162 ft |
| CHEROKEE | 10,846 ft | -8,138 ft |
| ATOKA | 11,060 ft | -8,352 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 |
|---|---|
| 10,372–11,540 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,225 ft | 780 sx |
| 4.5" | 11,650 ft | 560 sx |
Permit History (2)
Applications (2)
Records & Logs
2 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
- 3
- Max Depth
- 14,000 ft
- Drill Type
- Vertical
- County
- HEMPHILL
- District
- 10
- Operator
- UNBRIDLED RESOURCES LLC
- Completed
- 2008-10-29
Operator
- Name
- UNBRIDLED RES, LLC
- Location
- OKLAHOMA CI, TY
- P-5 Status
- Active (filed 2025-12-17)
- Cum Oil (all leases)
- 2,156,940 bbl
- Cum Gas (all leases)
- 150,390,040 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 6