42-501-36736
INJECTION DirectionalWILLARD UNIT
YOAKUM County · District 8 · OXY USA WTP LP · WASSON
Permits
1
Max Depth
5,800 ft
First Permit
2016-11-21
Latest Activity
2016-11-21
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2017-03-07
Shut-In
—
Plugged
—
P-5 Org Status: Active
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
5,000 bbl/d
Max Pressure
2,300 psi
Injection Interval
4,600–5,600 ft
Injected (12mo)
53,907 bbl
Monthly injected volume (bbl, from H-10 filings through 2025-09-01)
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 (10) Elevation 3,601 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 3,076 ft | +525 ft |
| QUEEN | 3,909 ft | -308 ft |
| GRAYBURG | 4,264 ft | -663 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 4,531 ft | -930 ft |
| CLEARFORK - ACTIVE CO2 FLOOD (Clear Fork) | — | — |
| GLORIETA | — | — |
| LEONARD | — | — |
| RED BED-SANTA ROSA (Santa Rosa) | — | — |
| WICHITA (Wichita-Albany) | — | — |
| WOLFCAMP | — | — |
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 |
|---|---|
| 5,306–5,429 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 2,320 ft | 1,086 sx |
| 5.5" | 5,556 ft | 1,290 sx |
Permit History (1)
Applications (1)
Records & Logs
1 completion filing 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
- 66I
- Max Depth
- 5,800 ft
- Drill Type
- Directional
- County
- YOAKUM
- District
- 8
- Operator
- OXY USA WTP LP
- Completed
- 2017-03-07
Operator
- Name
- OXY USA WTP LP
- Location
- HOUSTON
- P-5 Status
- Active (filed 2025-10-16)
- Cum Oil (all leases)
- 329,551,533 bbl
- Cum Gas (all leases)
- 84,981,131 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, OPRS/G, OPRS/O
- Total Permits
- 2,273