42-501-33057
UDAVIS A. J.
YOAKUM County · District 8 · RILEY PERMIAN OPERATING CO LLC · PLAINS SOUTHWEST (WOLFCAMP)
Permits
1
Max Depth
10,000 ft
First Permit
1986-03-28
Latest Activity
1986-03-28
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1987-10-07
Shut-In
—
Plugged
2022-01-15
EWA / Production operator mismatch
Scheduling: RILEY PERMIAN OPERATING CO LLC ≠ Production: BREITBURN OPERATING L.P. (reported 2018-12)
EWA / Permit operator mismatch
Scheduling: RILEY PERMIAN OPERATING CO LLC ≠ Permit: AMOCO PRODUCTION COMPANY
Resolved via: scheduling → RILEY PERMIAN OPERATING CO 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
Injection / Disposal
Permitted Volume
6,000 bbl/d
Max Pressure
4,564 psi
Injection Interval
9,129–9,400 ft
Injected (12mo)
—
Monthly injected volume (bbl, from H-10 filings through 2021-11-01)
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 (8) Elevation 3,708 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RUSTLER | 2,350 ft | +1,358 ft |
| YATES | 3,155 ft | +553 ft |
| SAN ANDRES | 4,560 ft | -852 ft |
| GLORIETA | 6,090 ft | -2,382 ft |
| CLEARFORK (Clear Fork) | 6,550 ft | -2,842 ft |
| TUBB | 7,118 ft | -3,410 ft |
| WICHITA ALBANY (Wichita-Albany) | 8,020 ft | -4,312 ft |
| WOLFCAMP | 9,050 ft | -5,342 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 |
|---|---|
| 9,129–9,211 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 452 ft | 475 sx |
| 8.625" | 5,800 ft | 2,000 sx |
| 5.5" | 9,900 ft | 775 sx |
Permit History (1)
Applications (1)
Records & Logs
5 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
- 12
- Max Depth
- 10,000 ft
- Drill Type
- Vertical
- County
- YOAKUM
- District
- 8
- Operator
- RILEY PERMIAN OPERATING CO LLC
- Completed
- 1987-10-07
Operator
- Location
- OKLAHOMA CI, TY
- P-5 Status
- X (filed 2026-04-16)
- Cum Oil (all leases)
- 31,166,202 bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/O
- Total Permits
- 275