42-339-30466
PRODUCINGCONROE FIELD UNIT
MONTGOMERY County · District 3 · HIGHMARK ENERGY OPERATING LLC · CONROE
Permits
1
Max Depth
5,700 ft
First Permit
1979-11-30
Latest Activity
1979-11-30
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2017-02-03
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 (7) Elevation 157 ft (DF)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LOWER VICKSBURG (Vicksburg) | 3,492 ft | -3,335 ft |
| WHITSITT | 3,825 ft | -3,668 ft |
| BOODY'S BRANCH | 4,646 ft | -4,489 ft |
| MOODY'S BRANCH | 4,646 ft | -4,489 ft |
| FIRST UPPER COCKFIELD | 4,692 ft | -4,535 ft |
| SECOND UPPER COCKFIELD | 4,730 ft | -4,573 ft |
| II-B | 4,904 ft | -4,747 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 (3)
| Interval | Type |
|---|---|
| 4,970–4,974 ft | Perforated |
| 4,972–4,976 ft | Perforated |
| 4,979–4,982 ft | Perforated |
Casing (7)
| Size | Set Depth | Cement |
|---|---|---|
| 16" | 335 ft | 550 sx |
| 10.75" | 1,014 ft | 750 sx |
| 10.75" | 1,014 ft | 750 sx |
| 7" | 4,000 ft | 330 sx |
| 2.875" | 4,132 ft | — |
| 7" | 5,198 ft | 990 sx |
| 7" | 5,200 ft | 600 sx |
Permit History (1)
Applications (1)
Records & Logs
4 completion filings on record.
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
- 2811
- Max Depth
- 5,700 ft
- Drill Type
- Vertical
- County
- MONTGOMERY
- District
- 3
- Operator
- HIGHMARK ENERGY OPERATING LLC
- Completed
- 2017-02-03
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