42-355-33980
Final CompletionLONDON OLLIE
NUECES County · District 4 · CG TECHNICAL OPERATING CO LLC · LONDON GIN (MASS. CATAHOULA)
Permits
2
Max Depth
5,000 ft
First Permit
2010-03-26
Latest Activity
2010-03-26
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2010-10-26
Shut-In
—
Plugged
2025-04-29
EWA / Permit operator mismatch
Scheduling: CG TECHNICAL OPERATING CO LLC ≠ Permit: EXTEX OPERATING COMPANY
Resolved via: scheduling → CG TECHNICAL OPERATING CO 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
6,000 bbl/d
Max Pressure
1,400 psi
Injection Interval
4,400–5,000 ft
Injected (12mo)
—
Monthly injected volume (bbl, from H-10 filings through 2025-02-01)
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 (1) Elevation 40 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| MASSCATAHOULA | 4,512 ft | -4,472 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 |
|---|---|
| 4,480–4,496 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,015 ft | 372 sx |
| 5.5" | 4,995 ft | 475 sx |
Permit History (2)
Applications (2)
Records & Logs
2 completion filings on record · 1 with log images at RRC.
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
- 12
- Max Depth
- 5,000 ft
- Drill Type
- Vertical
- County
- NUECES
- District
- 4
- Operator
- CG TECHNICAL OPERATING CO LLC
- Completed
- 2010-10-26
Operator
- Location
- STAMFORD
- P-5 Status
- Active (filed 2026-05-20)
- Cum Oil (all leases)
- 26,958 bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/O