42-295-33308
Final Completion HorizontalCOOPER 435
LIPSCOMB County · District 10 · HIGHMARK ENERGY OPERATING LLC · LIPSCOMB (CLEVELAND)
Permits
1
Max Depth
9,000 ft
First Permit
2008-03-19
Latest Activity
2008-03-19
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2008-07-24
Shut-In
—
Plugged
2021-01-05
EWA / Production operator mismatch
Scheduling: HIGHMARK ENERGY OPERATING LLC ≠ Production: EOG RESOURCES, INC. (reported 2020-04)
EWA / Permit operator mismatch
Scheduling: HIGHMARK ENERGY OPERATING LLC ≠ Permit: EOG RESOURCES, INC.
Resolved via: scheduling → HIGHMARK ENERGY OPERATING 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
2008-07
Last Production
2023-07
Operator History
originally filed by EOG RESOURCES, INC. — asset transferred
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (2) Elevation 2,515 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CHECKERBOARD LIMESTONE | 8,112 ft | -5,597 ft |
| TOP OF CLEVELAND (Cleveland) | 8,217 ft | -5,702 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 |
|---|---|
| 8,510–11,955 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,810 ft | 760 sx |
| 4.5" | 12,087 ft | 1,180 sx |
Permit History (1)
Applications (1)
Records & Logs
2 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
- 1H
- Max Depth
- 9,000 ft
- Drill Type
- Horizontal
- County
- LIPSCOMB
- District
- 10
- Operator
- HIGHMARK ENERGY OPERATING LLC
- Completed
- 2008-07-24
Operator
- Location
- HOUSTON
- P-5 Status
- Active (filed 2026-03-09)
- Cum Oil (all leases)
- 4,551,977 bbl
- Cum Gas (all leases)
- 30,465,409 mcf
- Activities
- CSGD/G, G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 15