42-321-32038
Final CompletionHILTPOLD
MATAGORDA County · District 3 · UNDERGROUND SERVICES MARKHAM LLC · MARKHAM
Permits
2
Max Depth
6,850 ft
First Permit
2004-11-22
Latest Activity
2004-11-22
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2005-04-18
Shut-In
—
Plugged
—
EWA / Permit operator mismatch
Scheduling: UNDERGROUND SERVICES MARKHAM LLC ≠ Permit: TEXAS BRINE COMPANY,L.L.C.
Resolved via: scheduling → UNDERGROUND SERVICES MARKHAM 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
250,000 mcf/d
Max Pressure
—
Injection Interval
3,500–6,600 ft
Injected (12mo)
—
Operator History
originally filed by TEXAS BRINE COMPANY,L.L.C. — asset transferred
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (5) Elevation 33 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CAPROCK | 1,835 ft | -1,802 ft |
| TOP OF CAPROCK (Caprock) | 1,835 ft | -1,802 ft |
| SALT | 1,920 ft | -1,887 ft |
| TOP OF SALT | 1,920 ft | -1,887 ft |
| SAND & SHALES | — | — |
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 (2)
| Interval | Type |
|---|---|
| 3,061–6,850 ft | Perforated |
| 3,171–5,461 ft | Perforated |
Casing (6)
| Size | Set Depth | Cement |
|---|---|---|
| 42" | 133 ft | — |
| 36" | 916 ft | 2,550 sx |
| 30" | 1,798 ft | 4,660 sx |
| 20" | 2,311 ft | 3,525 sx |
| 16" | 3,061 ft | 2,141 sx |
| 11.75" | 3,171 ft | 1,299 sx |
Permit History (2)
Applications (2)
Records & Logs
6 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
- 9
- Max Depth
- 6,850 ft
- Drill Type
- Vertical
- County
- MATAGORDA
- District
- 3
- Operator
- UNDERGROUND SERVICES MARKHAM LLC
- Completed
- 2005-04-18
Operator
- Location
- HOUSTON
- P-5 Status
- Active (filed 2026-03-04)
- Cum Oil (all leases)
- — bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/O
- Total Permits
- 8