42-507-33039
Final Completion HorizontalMATTHEWS
ZAVALA County · District 1 · FIRST ROCK INC. · INDIO TANKS (PEARSALL)
Permits
3
Max Depth
9,750 ft
First Permit
2013-08-19
Latest Activity
2016-07-12
Lifespan
3 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2015-12-15
Shut-In
—
Plugged
2018-06-28
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
2014-04
Last Production
2026-07
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (10) Elevation 740 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| MIDWAY | 1,251 ft | -511 ft |
| ESCONDIDO | 1,453 ft | -713 ft |
| OLMOS | 2,114 ft | -1,374 ft |
| ANACACHO | 3,298 ft | -2,558 ft |
| AUSTIN CHALK | 3,670 ft | -2,930 ft |
| EAGLE FORD | 4,500 ft | -3,760 ft |
| BUDA | 4,894 ft | -4,154 ft |
| GEORGETOWN | 5,254 ft | -4,514 ft |
| EDWARDS | 5,357 ft | -4,617 ft |
| PEARSALL | 8,524 ft | -7,784 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 |
|---|---|
| 9,123–14,133 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 1,232 ft | 1,255 sx |
| 9.625" | 3,404 ft | 815 sx |
| 5.5" | 7,681 ft | 720 sx |
| 4.5" | 14,251 ft | 720 sx |
Permit History (3)
Applications (3)
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
- 1H
- Max Depth
- 9,750 ft
- Drill Type
- Horizontal
- County
- ZAVALA
- District
- 1
- Operator
- FIRST ROCK INC.
- Completed
- 2015-12-15
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