42-339-30606
Final CompletionCONROE FIELD UNIT
MONTGOMERY County · District 3 · HIGHMARK ENERGY OPERATING LLC · CONROE
Permits
1
Max Depth
5,600 ft
First Permit
1983-09-22
Latest Activity
1983-09-22
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1997-02-07
Shut-In
—
Plugged
—
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 (6) Elevation 169 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| 2ND UP COCKFIELD | 4,731 ft | -4,562 ft |
| 2ND UP. COCKFIELD | 4,731 ft | -4,562 ft |
| 2ND UPPER COCKFIELD | 4,731 ft | -4,562 ft |
| 1A MAIN CONROE | 4,895 ft | -4,726 ft |
| 1ST MAIN CONROE | 4,895 ft | -4,726 ft |
| 2A MAIN CONROE | 4,947 ft | -4,778 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 |
|---|---|
| 4,738–4,743 ft | Perforated |
| 4,924–4,928 ft | Perforated |
| 4,952–4,956 ft | Perforated |
| 4,988–4,992 ft | Perforated |
| 4,993–4,997 ft | Perforated |
| 5,000–5,004 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 16" | 92 ft | — |
| 10.75" | 1,612 ft | 1,115 sx |
| 2.875" | 4,657 ft | — |
| 7" | 5,098 ft | 400 sx |
Permit History (1)
Applications (1)
Records & Logs
7 completion filings on record.
+1 more filings
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
- 3619
- Max Depth
- 5,600 ft
- Drill Type
- Vertical
- County
- MONTGOMERY
- District
- 3
- Operator
- HIGHMARK ENERGY OPERATING LLC
- Completed
- 1997-02-07
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