42-355-34040
LONDON OLLIE
NUECES County · District 4 · CG TECHNICAL OPERATING CO LLC · LONDON GIN (MASS. CATAHOULA)
Permits
2
Max Depth
5,000 ft
First Permit
2011-07-25
Latest Activity
2011-07-25
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2022-07-01
Shut-In
—
Plugged
2025-05-20
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
3,000 bbl/d
Max Pressure
2,240 psi
Injection Interval
4,480–4,670 ft
Injected (12mo)
97,708 bbl
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 (3) Elevation 40 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| GRACE SAND (NON-PRODUCTIVE WET) | 4,399 ft | -4,359 ft |
| LONDON (MASS. CATAHOULA) | 4,500 ft | -4,460 ft |
| LONDON (MASSIVE CATAHOULA SAND) | 4,500 ft | -4,460 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 (2)
| Interval | Type |
|---|---|
| 4,523–4,529 ft | Perforated |
| 4,645–4,665 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 991 ft | 525 sx |
| 5.5" | 4,724 ft | 375 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
- 13
- Max Depth
- 5,000 ft
- Drill Type
- Vertical
- County
- NUECES
- District
- 4
- Operator
- CG TECHNICAL OPERATING CO LLC
- Completed
- 2022-07-01
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