42-163-32823
Final Completion HorizontalTURNHAM
FRIO County · District 1 · FIRST ROCK INC. · PEARSALL (AUSTIN CHALK)
Permits
1
Max Depth
8,600 ft
First Permit
1990-08-24
Latest Activity
1990-08-24
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1990-11-05
Shut-In
—
Plugged
2016-06-30
EWA / Permit operator mismatch
Scheduling: FIRST ROCK INC. ≠ Permit: SANCHEZ-O'BRIEN / TEXACO INC.
Resolved via: scheduling → FIRST ROCK INC.
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
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 467 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| ANACACHO | 6,637 ft | -6,170 ft |
| AUSTIN CHALK | 6,844 ft | -6,377 ft |
| EAGLEFORD SHALE (Eagle Ford) | 7,253 ft | -6,786 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 |
|---|---|
| 6,870–9,829 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 849 ft | 277 sx |
| 7" | 3,702 ft | 662 sx |
Permit History (1)
Applications (1)
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
- 1
- Max Depth
- 8,600 ft
- Drill Type
- Horizontal
- County
- FRIO
- District
- 1
- Operator
- FIRST ROCK INC.
- Completed
- 1990-11-05
Operator
- Name
- FIRST ROCK, INC
- Location
- CORPUS CHRI, ST
- P-5 Status
- Active (filed 2026-04-06)
- Cum Oil (all leases)
- 1,171,762 bbl
- Cum Gas (all leases)
- 823,441 mcf
- Activities
- CSGD/P, G/PUR, OPRS/O
- Total Permits
- 68