42-135-43142
PRODUCING DirectionalHARPER DEVONIAN UNIT
ECTOR County · District 8 · OXY USA WTP EOR LLC · HARPER (DEVONIAN)
Permits
2
Max Depth
11,500 ft
First Permit
2014-07-10
Latest Activity
2014-07-10
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2014-12-20
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Production operator mismatch
Scheduling: OXY USA WTP EOR LLC ≠ Production: OXY USA WTP LP (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: OXY USA WTP EOR LLC ≠ Permit: OXY USA WTP LP
Resolved via: production → OXY USA WTP LP
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
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (10) Elevation 3,134 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SANTA ROSA BASE (Santa Rosa) | 1,380 ft | +1,754 ft |
| YATES | 2,633 ft | +501 ft |
| SEVEN RIVERS | 2,891 ft | +243 ft |
| QUEEN | 3,533 ft | -399 ft |
| GRAYBURG | 3,799 ft | -665 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 4,238 ft | -1,104 ft |
| GLORIETA | 5,174 ft | -2,040 ft |
| CLEARFORK (Clear Fork) | 5,260 ft | -2,126 ft |
| TUBB | 5,579 ft | -2,445 ft |
| HOLT | — | — |
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 |
|---|---|
| 9,876–10,068 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,143 ft | 510 sx |
| 5.5" | 10,534 ft | 1,540 sx |
Permit History (2)
Applications (2)
Records & Logs
1 completion filing on record · 1 with log images at RRC.
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
- 616
- Max Depth
- 11,500 ft
- Drill Type
- Directional
- County
- ECTOR
- District
- 8
- Operator
- OXY USA WTP EOR LLC
- Completed
- 2014-12-20
Operator
- Name
- OXY USA WTP EOR, LLC
- Location
- HOUSTON
- P-5 Status
- Active (filed 2026-01-07)
- Cum Oil (all leases)
- — bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/G, OPRS/O