42-357-33246
PRODUCING HorizontalLOCKHART 1001
OCHILTREE County · District 10 · HIGHMARK ENERGY OPERATING LLC · ALLEN-PARKER (MARMATON)
Permits
1
Max Depth
9,000 ft
First Permit
2013-05-14
Latest Activity
2013-05-14
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2013-09-23
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: HIGHMARK ENERGY OPERATING LLC ≠ Permit: EOG RESOURCES, INC.
Resolved via: production → 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
2013-09
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 (3) Elevation 2,846 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| TOP OF CLEVELAND (Cleveland) | 7,022 ft | -4,176 ft |
| MARMATON MFS (Marmaton) | 7,190 ft | -4,344 ft |
| MARMATON | 7,258 ft | -4,412 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 |
|---|---|
| 7,676–11,597 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,773 ft | 600 sx |
| 7" | 7,570 ft | 350 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 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
- OCHILTREE
- District
- 10
- Operator
- HIGHMARK ENERGY OPERATING LLC
- Completed
- 2013-09-23
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