42-401-32873
PRODUCINGMINOR A. GAS UNIT
RUSK County · District 6 · HIGHMARK ENERGY OPERATING LLC · OAK HILL (COTTON VALLEY)
Permits
1
Max Depth
10,800 ft
First Permit
1998-05-28
Latest Activity
1998-05-28
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1998-09-01
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: HIGHMARK ENERGY OPERATING LLC ≠ Permit: AMOCO PRODUCTION COMPANY
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
1998-09
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 (6) Elevation 354 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| MASSIVE ANHYDRITE (Massive Anhydrite (marker)) | 5,750 ft | -5,396 ft |
| RODESSA | 6,100 ft | -5,746 ft |
| PETTIT | 6,720 ft | -6,366 ft |
| TRAVIS PEAK | 7,120 ft | -6,766 ft |
| COTTON VALLEY | 9,130 ft | -8,776 ft |
| BOSSIER SHALE (Bossier) | 10,450 ft | -10,096 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 (24)
| Interval | Type |
|---|---|
| 9,030–9,036 ft | Perforated |
| 9,130–9,136 ft | Perforated |
| 9,181–9,184 ft | Perforated |
| 9,198–9,200 ft | Perforated |
| 9,250–9,252 ft | Perforated |
| 9,262–9,265 ft | Perforated |
| 9,323–9,327 ft | Perforated |
| 9,348–9,352 ft | Perforated |
| 9,383–9,388 ft | Perforated |
| 9,524–9,528 ft | Perforated |
| 9,651–9,653 ft | Perforated |
| 9,711–9,713 ft | Perforated |
| 9,733–9,735 ft | Perforated |
| 9,808–9,813 ft | Perforated |
| 9,843–9,846 ft | Perforated |
+9 more intervals
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 16" | 40 ft | 4 yd³ |
| 8.625" | 1,040 ft | 325 sx |
| 4.5" | 10,550 ft | 1,435 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
- 4
- Max Depth
- 10,800 ft
- Drill Type
- Vertical
- County
- RUSK
- District
- 6
- Operator
- HIGHMARK ENERGY OPERATING LLC
- Completed
- 1998-09-01
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