42-041-31249
Final CompletionCOTRONE
BRAZOS County · District 3 · GSI OIL & GAS INC. · STONE CITY (AUSTIN CHALK)
Permits
2
Max Depth
8,200 ft
First Permit
1984-11-15
Latest Activity
1993-12-01
Lifespan
9 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1985-01-14
Shut-In
—
Plugged
2016-10-19
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
2017-02
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (3) Elevation 245 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| AUSTIN CHALK | 7,105 ft | -6,860 ft |
| BUDA | 7,641 ft | -7,396 ft |
| GEORGETOWN | 7,713 ft | -7,468 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 |
|---|---|
| 7,146–7,244 ft | Perforated |
| 7,658–7,771 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 3,206 ft | 520 sx |
| 5.5" | 7,900 ft | 430 sx |
Permit History (2)
Applications (2)
Records & Logs
4 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
- 1L
- Max Depth
- 8,200 ft
- Drill Type
- Vertical
- County
- BRAZOS
- District
- 3
- Operator
- GSI OIL & GAS INC.
- Completed
- 1985-01-14
Operator
- Name
- GSI OIL & GAS, INC
- Location
- BRYAN
- P-5 Status
- Active (filed 2026-03-13)
- Cum Oil (all leases)
- 565,582 bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/O
- Total Permits
- 18