42-165-38680
PRODUCINGCOLLETT EUGENIA
GAINES County · District 8 · HILCORP ENERGY COMPANY · CEDAR LAKE
Permits
1
Max Depth
5,600 ft
First Permit
2018-05-11
Latest Activity
2018-05-11
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2018-07-25
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Production operator mismatch
Scheduling: HILCORP ENERGY COMPANY ≠ Production: OCCIDENTAL PERMIAN LTD. (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: HILCORP ENERGY COMPANY ≠ Permit: OCCIDENTAL PERMIAN LTD.
Resolved via: production → OCCIDENTAL PERMIAN LTD.
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 (10) Elevation 3,098 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES - OVERPRESSURE, INERT GAS (Yates) | 2,960 ft | +138 ft |
| SEVEN RIVERS | 3,209 ft | -111 ft |
| QUEEN | 3,786 ft | -688 ft |
| GREYBURG | 4,193 ft | -1,095 ft |
| SAN ANDRES - ACTIVE CO2 FLOOD (San Andres) | 4,427 ft | -1,329 ft |
| CLEARFORK (Clear Fork) | — | — |
| GLORIETA | — | — |
| SAN ANGELO | — | — |
| SPRABERRY | — | — |
| WICHITA ALBANY (Wichita-Albany) | — | — |
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 ↗
Offset Well Tops (nearest 8 wells with tops)
What nearby completed wells reported.
Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).
Perforations (1)
| Interval | Type |
|---|---|
| 4,762–4,912 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 2,076 ft | 1,168 sx |
| 5.5" | 4,999 ft | 1,380 sx |
Permit History (1)
Applications (1)
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.
Well Details
- Well Number
- 21
- Max Depth
- 5,600 ft
- Drill Type
- Vertical
- County
- GAINES
- District
- 8
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 2018-07-25
Operator
- Name
- HILCORP ENGY CO
- Location
- HOUSTON
- P-5 Status
- X (filed 2026-03-27)
- Cum Oil (all leases)
- 75,699,281 bbl
- Cum Gas (all leases)
- 1,779,939,645 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
- Total Permits
- 3,428