42-163-32519

Final Completion Horizontal

LEWTON 203

FRIO County · District 1 · BLACKBRUSH O & G LLC · PEARSALL (AUSTIN CHALK)

Permits

Max Depth

10,000 ft

First Permit

1986-05-06

Latest Activity

2003-10-10

Lifespan

17 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1990-05-09

Shut-In

—

Plugged

2021-09-22

EWA / Production operator mismatch

Scheduling: BLACKBRUSH O & G LLC ≠ Production: WILLIAMS, CLAYTON ENERGY, INC. (reported 2014-04)

EWA / Permit operator mismatch

Scheduling: BLACKBRUSH O & G LLC ≠ Permit: TRIUMPH PETROLEUM COMPANY,L.L.C.

Resolved via: scheduling → BLACKBRUSH O & G LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2021-11

Operator History

Chain of Custody

WILLIAMS, CLAYTON W., JR., INC. 1993-1993→ WILLIAMS, CLAYTON ENERGY, L.L.C 1993-1993→ WILLIAMS, CLAYTON ENERGY, INC. 1993-2014→ TRIUMPH PETROLEUM COMPANY,L.L.C. 2003-2005→ BLACKBRUSH O & G, INC. 2005-2012→ BLACKBRUSH O & G, LLC 2012-2013

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Formation Tops (3) Elevation 458 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
OLMOS	5,435 ft	-4,977 ft
ANACACHO SHELL (Anacacho)	6,820 ft	-6,362 ft
AUSTIN CHALK	7,040 ft	-6,582 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
7,052–9,307 ft	Perforated
7,161–7,457 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	3,810 ft	1,350 sx
5.5"	7,580 ft	600 sx

Permit History (2)

#537386 Recompletion Final Completion

LEWTON 203 · 10,000 ft

2003-10-10

Spud 2003-10-13

#301822 Drill Final Completion

SHINER RANCH -B- · 8,600 ft

1986-05-06

Spud 1986-06-19

Applications (2)

#537386 A TRIUMPH PETROLEUM COMPANY,L.L.C.

received 2003-10-10

#301822 A TEXACO PRODUCING INC.

received 1986-05-05

Records & Logs

6 completion filings on record · 2 with log images at RRC.

W-2/G-1 2003-11-26 log on file

W-2/G-1 1990-06-08

W-2/G-1 1986-07-30 log on file

W-2/G-1 1986-08-08

Completion packets + logs ↗ Wellbore filings ↗

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

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in FRIO County.

Well Details

Well Number: 1
Max Depth: 10,000 ft
Drill Type: Horizontal
County: FRIO
District: 1
Operator: BLACKBRUSH O & G LLC
Completed: 1990-05-09

Operator

Name: BLACKBRUSH O & G, LLC
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