42-339-31117
INJECTION DirectionalCONROE FIELD UNIT
MONTGOMERY County · District 3 · HIGHMARK ENERGY OPERATING LLC · CONROE
Permits
2
Max Depth
5,726 ft
First Permit
2013-07-26
Latest Activity
2013-07-26
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2023-09-28
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: HIGHMARK ENERGY OPERATING LLC ≠ Permit: DENBURY ONSHORE, LLC
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
Injection / Disposal
Permitted Volume
30,000 bbl/d
Max Pressure
2,485 psi
Injection Interval
4,969–5,726 ft
Injected (12mo)
1,645,244 bbl
Monthly injected volume (bbl, from H-10 filings through 2026-03-01)
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 (5) Elevation 158 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| MOODY'S BRANCH | 4,752 ft | -4,594 ft |
| UPPER COCKFIELD | 4,799 ft | -4,641 ft |
| UPPER COCKFIELD 1 | 4,799 ft | -4,641 ft |
| MAIN CONROE | 4,997 ft | -4,839 ft |
| MAIN CONROE 1 | 4,997 ft | -4,839 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 |
|---|---|
| 5,332–5,418 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 1,719 ft | 935 sx |
| 7" | 5,788 ft | 1,290 sx |
Permit History (2)
Applications (2)
Records & Logs
2 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
- 1528
- Max Depth
- 5,726 ft
- Drill Type
- Directional
- County
- MONTGOMERY
- District
- 3
- Operator
- HIGHMARK ENERGY OPERATING LLC
- Completed
- 2023-09-28
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