42-211-31023
HUMPHREYS 42
HEMPHILL County · District 10 · UNBRIDLED RESOURCES LLC · FELDMAN (TONKAWA)
Permits
1
Max Depth
7,900 ft
First Permit
1978-07-27
Latest Activity
1978-07-27
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1978-10-20
Shut-In
—
Plugged
2018-07-05
EWA / Permit operator mismatch
Scheduling: UNBRIDLED RESOURCES LLC ≠ Permit: SUOCO OIL CORP.
Resolved via: scheduling → 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
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 (5) Elevation 2,651 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| HERRINGTON | 3,943 ft | -1,292 ft |
| DOUGLAS MARKER (Douglas) | 6,886 ft | -4,235 ft |
| DOUGLAS SAND (Douglas) | 6,966 ft | -4,315 ft |
| DOUGLAS SD (Douglas) | 6,966 ft | -4,315 ft |
| TONKAWA | 7,683 ft | -5,032 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 |
|---|---|
| 7,636–7,720 ft | Perforated |
Casing (6)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 120 ft | 100 sx |
| 13.375" | 120 ft | 100 sx |
| 8.625" | 985 ft | 450 sx |
| 8.625" | 985 ft | 450 sx |
| 5.5" | 7,784 ft | 150 sx |
| 5.5" | 7,784 ft | 150 sx |
Permit History (1)
Applications (1)
Records & Logs
4 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
- 2
- Max Depth
- 7,900 ft
- Drill Type
- Vertical
- County
- HEMPHILL
- District
- 10
- Operator
- UNBRIDLED RESOURCES LLC
- Completed
- 1978-10-20
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