42-339-30654
PRODUCINGCONROE FIELD UNIT
MONTGOMERY County · District 3 · HIGHMARK ENERGY OPERATING LLC · CONROE
Permits
1
Max Depth
5,680 ft
First Permit
1984-05-16
Latest Activity
1984-05-16
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1989-01-19
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 (4) Elevation 179 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| 1ST MAIN CONROE | 4,900 ft | -4,721 ft |
| 2ND MAIN CONROE | 4,969 ft | -4,790 ft |
| 3RD MAIN CONROE | 5,047 ft | -4,868 ft |
| 4TH MAIN CONROE | 5,120 ft | -4,941 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 (7)
| Interval | Type |
|---|---|
| 4,876–4,886 ft | Perforated |
| 4,891–4,895 ft | Perforated |
| 4,902–4,012 ft | Perforated |
| 4,916–4,934 ft | Perforated |
| 4,959–4,963 ft | Perforated |
| 4,969–4,972 ft | Perforated |
| 4,969–4,988 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 1,577 ft | 1,085 sx |
| 10.75" | 1,579 ft | 1,085 sx |
| 7" | 5,163 ft | 395 sx |
Permit History (1)
Applications (2)
Records & Logs
8 completion filings on record · 1 with log images at RRC.
+2 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
- 2721
- Max Depth
- 5,680 ft
- Drill Type
- Vertical
- County
- MONTGOMERY
- District
- 3
- Operator
- HIGHMARK ENERGY OPERATING LLC
- Completed
- 1989-01-19
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