42-339-30602
SHUT INCONROE FIELD UNIT
MONTGOMERY County · District 3 · HIGHMARK ENERGY OPERATING LLC · CONROE
Permits
1
Max Depth
5,575 ft
First Permit
1983-08-08
Latest Activity
1983-08-08
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1999-09-15
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: HIGHMARK ENERGY OPERATING LLC ≠ Permit: EXXON CORP.
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
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 (3) Elevation 165 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| FRIO | 2,790 ft | -2,625 ft |
| UPPER COCKFIELD | 4,802 ft | -4,637 ft |
| MAIN CONROE | 4,973 ft | -4,808 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 (6)
| Interval | Type |
|---|---|
| 4,804–4,814 ft | Perforated |
| 4,844–4,858 ft | Perforated |
| 5,000–5,006 ft | Perforated |
| 5,017–5,024 ft | Perforated |
| 5,048–5,052 ft | Perforated |
| 5,054–5,063 ft | Perforated |
Casing (6)
| Size | Set Depth | Cement |
|---|---|---|
| 16" | 292 ft | 600 sx |
| 10.75" | 1,074 ft | 755 sx |
| 7" | 1,677 ft | 320 sx |
| 2.875" | 4,752 ft | — |
| 7" | 5,194 ft | 420 sx |
| 7" | — | 320 sx |
Permit History (1)
Applications (1)
Records & Logs
5 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
- 3815
- Max Depth
- 5,575 ft
- Drill Type
- Vertical
- County
- MONTGOMERY
- District
- 3
- Operator
- HIGHMARK ENERGY OPERATING LLC
- Completed
- 1999-09-15
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