42-163-33474
PRODUCING HorizontalCALVERT
FRIO County · District 1 · BLACKBRUSH O & G LLC · PEARSALL (BUDA S.)
Permits
1
Max Depth
6,500 ft
First Permit
2011-05-19
Latest Activity
2011-05-19
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2011-08-01
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: BLACKBRUSH O & G LLC ≠ Permit: BLACKBRUSH O & G, INC.
Resolved via: production → BLACKBRUSH O & G, 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
2011-06
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 (3) Elevation 538 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| AUSTIN CHALK | 5,486 ft | -4,948 ft |
| EAGLEFORD (Eagle Ford) | 5,967 ft | -5,429 ft |
| BUDA | 6,052 ft | -5,514 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 |
|---|---|
| 6,393–9,558 ft | Open hole |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 850 ft | 557 sx |
| 7.625" | 2,993 ft | 665 sx |
| 7.625" | 6,377 ft | 283 sx |
Permit History (1)
Applications (1)
Records & Logs
1 completion filing 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
- 6,500 ft
- Drill Type
- Horizontal
- County
- FRIO
- District
- 1
- Operator
- BLACKBRUSH O & G LLC
- Completed
- 2011-08-01
Operator
- Location
- SAN ANTONIO
- P-5 Status
- Active (filed 2025-09-16)
- Cum Oil (all leases)
- 14,940,812 bbl
- Cum Gas (all leases)
- 59,004,108 mcf
- Activities
- GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 339