42-163-32642
SHUT IN HorizontalDILLEY UNIT -A-
FRIO County · District 1 · FIRST ROCK INC. · PEARSALL (AUSTIN CHALK)
Permits
2
Max Depth
9,000 ft
First Permit
1990-02-06
Latest Activity
1990-02-06
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2013-07-25
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: FIRST ROCK INC. ≠ Permit: RGR PRODUCTION
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
Injection / Disposal
Permitted Volume
25,000 bbl/d
Max Pressure
2,450 psi
Injection Interval
4,900–6,000 ft
Injected (12mo)
—
Monthly injected volume (bbl, from H-10 filings through 2026-02-01)
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 (5) Elevation 570 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SAN MIGUEL A (San Miguel) | 5,090 ft | -4,520 ft |
| SAN MIGUEL B (San Miguel) | 5,720 ft | -5,150 ft |
| AUSTIN CHALK | 6,500 ft | -5,930 ft |
| ANACACHO | 6,512 ft | -5,942 ft |
| AUSTIN CHALK | 6,820 ft | -6,250 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 (3)
| Interval | Type |
|---|---|
| 5,176–5,180 ft | Perforated |
| 5,198–5,208 ft | Perforated |
| 7,362–8,452 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 747 ft | 223 sx |
| 7" | 3,151 ft | 415 sx |
| 5.5" | 5,990 ft | 300 sx |
| 7" | 6,516 ft | 266 sx |
Permit History (2)
Applications (2)
Records & Logs
3 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
- 9,000 ft
- Drill Type
- Horizontal
- County
- FRIO
- District
- 1
- Operator
- FIRST ROCK INC.
- Completed
- 2013-07-25
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