42-135-07258
UMILLARD -C-
ECTOR County · District 8 · PHILLIPS PETROLEUM COMPANY · PENWELL WEST (DEVONIAN)
Permits
1
Max Depth
8,910 ft
First Permit
1987-12-01
Latest Activity
1987-12-01
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
—
Shut-In
—
Plugged
1997-12-16
EWA / Production operator mismatch
Scheduling: PHILLIPS PETROLEUM COMPANY ≠ Production: RING ENERGY, INC. (reported 2026-04)
Resolved via: production → RING ENERGY, INC.
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 2,922 ft (DF)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RUSTLER | 903 ft | +2,019 ft |
| YATES | 2,154 ft | +768 ft |
| GRAYBURG | 3,079 ft | -157 ft |
| SAN ANDRES | 3,530 ft | -608 ft |
| GLORIETA | 4,413 ft | -1,491 ft |
| CLEARFORK (Clear Fork) | 4,676 ft | -1,754 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 |
|---|---|
| ?–7,240 ft | Perforated |
Casing (1)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 3,075 ft | 1,600 sx |
Permit History (1)
Applications (1)
Records & Logs
3 completion filings on record.
Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 7
- Max Depth
- 8,910 ft
- Drill Type
- Vertical
- County
- ECTOR
- District
- 8
- Operator
- PHILLIPS PETROLEUM COMPANY
Operator
- Name
- PHILLIPS PETRO CO
- Location
- HOUSTON
- P-5 Status
- Inactive (filed 2002-07-30)
- Cum Oil (all leases)
- 41,085,875 bbl
- Cum Gas (all leases)
- 1,158,849,972 mcf
- Total Permits
- 2,544