42-123-32250

PRODUCING Horizontal

COOK GAS UNIT

DE WITT County · District 2 · BLACKBRUSH O & G LLC · SAWFISH (EDWARDS)

Permits

2

Max Depth

18,200 ft

First Permit

2008-09-12

Latest Activity

2008-09-12

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2010-10-25

Shut-In

Plugged

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: BLACKBRUSH O & G LLC ≠ Permit: PIONEER NATURAL RES. USA, INC.

Resolved via: productionBLACKBRUSH O & G, LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2009-04

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 240 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
WILCOX 6,660 ft-6,420 ft
MIDWAY 9,844 ft-9,604 ft
AUSTIN CHALK 13,812 ft-13,572 ft
AUSTIN CHALK 14,076 ft-13,836 ft
EAGLE FORD 14,370 ft-14,130 ft
EDWARDS 14,541 ft-14,301 ft
AUSTIN CHALK
CARRIZO / WILCOX (Carrizo)
EAGLE FORD SHALE (Eagle Ford)
MIDWAY

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)

IntervalType
14,934–17,401 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"2,515 ft950 sx
7"14,617 ft910 sx

Permit History (2)

Applications (2)

#669757 A PIONEER NATURAL RES. USA, INC.
received 2010-05-26
#669757 A PIONEER NATURAL RES. USA, INC.
received 2008-08-25

Records & Logs

4 completion filings on record · 1 with log images at RRC.

W-2/G-1 2012-07-26
W-2/G-1 2011-06-30
W-2/G-1 2009-03-12 log on file
W-2/G-1 2011-04-18

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 DE WITT County.

Well Details

Well Number
1
Max Depth
18,200 ft
Drill Type
Horizontal
County
DE WITT
District
2
Completed
2010-10-25

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