42-479-39786

Final Completion Horizontal

BRISCOE CHUPADERA RANCH

WEBB County · District 4 · TXCO RESOURCES INC. · WILDCAT

Permits

Max Depth

13,000 ft

First Permit

2007-03-14

Latest Activity

2008-12-18

Lifespan

2 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2007-10-08

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: TXCO RESOURCES INC. ≠ Production: JAVELIN ENERGY PARTNERS MGMT LLC (reported 2023-10)

Resolved via: scheduling → TXCO RESOURCES INC.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2007-05

Last Production

2026-07

Operator History

Chain of Custody

ANADARKO E&P COMPANY LP 2009-2012→ ANADARKO E&P ONSHORE LLC 2013-2017→ SN EF MAVERICK, LLC 2017-2023→ JAVELIN ENERGY PARTNERS MGMT LLC 2023-2023

Lease Production

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

Formation Tops (7) Elevation 688 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
PECAN GAP	5,360 ft	-4,672 ft
AUSTIN CHALK	5,605 ft	-4,917 ft
EAGLEFORD (Eagle Ford)	6,180 ft	-5,492 ft
EDWARDS	6,910 ft	-6,222 ft
PEARSALL	9,850 ft	-9,162 ft
PEARSALL	10,020 ft	-9,332 ft
SLIGO	10,480 ft	-9,792 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
10,274–10,344 ft	Perforated
10,874–12,464 ft	Perforated

Casing (5)

Size	Set Depth	Cement
13.375"	2,942 ft	965 sx
9.625"	10,112 ft	1,600 sx
5.5"	10,136 ft	320 sx
5.5"	10,967 ft	320 sx
—	10,967 ft	—

Permit History (3)

#659915 Recompletion Final Completion

BRISCOE CHUPADERA RANCH · 10,500 ft

2008-12-18

Spud 2008-04-18

#659915 Recompletion

BRISCOE CHUPADERA RANCH · 10,500 ft

2008-05-01

#634812 Drill Final Completion

BRISCOE CHUPADERA RANCH · 13,000 ft

2007-03-14

Spud 2007-08-01

Applications (3)

#659915 A TXCO RESOURCES INC.

received 2008-12-04

#659915 A TXCO RESOURCES INC.

received 2008-04-17

#634812 A ANADARKO E&P COMPANY LP

received 2007-03-08

Records & Logs

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

W-2/G-1 2008-12-22 log on file

W-2/G-1 2009-12-03

W-2/G-1 2007-11-12

W-2/G-1 2007-07-25 log on file

W-2/G-1 2007-08-02

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 WEBB County.

Well Details

Well Number: 1H
Max Depth: 13,000 ft
Drill Type: Horizontal
County: WEBB
District: 4
Operator: TXCO RESOURCES INC.
Completed: 2007-10-08

Operator

Name: TXCO RES INC
Location: SAN ANTONIO
P-5 Status: Inactive (filed 2009-11-02)
Cum Oil (all leases): 2,405,807 bbl
Cum Gas (all leases): 3,187,691 mcf
Total Permits: 201