42-357-32817
PRODUCING HorizontalSWINK 391
OCHILTREE County · District 10 · HIGHMARK ENERGY OPERATING LLC · PAN PETRO (CLEVELAND)
Permits
2
Max Depth
9,000 ft
First Permit
2009-05-21
Latest Activity
2009-05-21
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2009-08-05
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
2009-08
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 (2) Elevation 2,863 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CHECKERBOARD LS | 7,355 ft | -4,492 ft |
| CLEVELAND | 7,707 ft | -4,844 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 |
|---|---|
| 7,386–11,031 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,820 ft | 755 sx |
| 4.5" | 11,122 ft | 1,270 sx |
Permit History (2)
Applications (2)
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
- OCHILTREE
- District
- 10
- Operator
- HIGHMARK ENERGY OPERATING LLC
- Completed
- 2009-08-05
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