42-495-31274
Final CompletionBASH
WINKLER County · District 8 · HILCORP ENERGY COMPANY · KEYSTONE (COLBY)
Permits
1
Max Depth
3,450 ft
First Permit
1980-11-07
Latest Activity
1980-11-07
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1980-12-13
Shut-In
—
Plugged
2011-10-31
EWA / Production operator mismatch
Scheduling: HILCORP ENERGY COMPANY ≠ Production: XTO ENERGY INC. (reported 2019-07)
EWA / Permit operator mismatch
Scheduling: HILCORP ENERGY COMPANY ≠ Permit: PHILLIPS PETROLEUM COMPANY
Resolved via: scheduling → HILCORP ENERGY COMPANY
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 (7) Elevation 2,961 ft (DF)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RUSTLER | 854 ft | +2,107 ft |
| TANSILL DOLOMITE (Tansill) | 2,224 ft | +737 ft |
| YATES SAND (Yates) | 2,354 ft | +607 ft |
| SEVEN RIVERS | 2,604 ft | +357 ft |
| COLBY SAND | 2,960 ft | +1 ft |
| GRAYBURG | 3,245 ft | -284 ft |
| SAN ANDRES | 3,499 ft | -538 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 |
|---|---|
| 3,329–3,480 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,100 ft | 1,100 sx |
| 4.5" | 3,575 ft | 1,275 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 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
- 11
- Max Depth
- 3,450 ft
- Drill Type
- Vertical
- County
- WINKLER
- District
- 8
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 1980-12-13
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
- 3,430