42-163-32598

Final Completion HorizontalSidetrack

HILDERBRANDT IRA EST

FRIO County · District 1 · CANTRO EXPLORATION INC. · PEARSALL (AUSTIN CHALK)

Permits

Max Depth

8,250 ft

First Permit

1989-11-30

Latest Activity

1992-03-19

Lifespan

2 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1992-03-13

Shut-In

—

Plugged

1994-06-08

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

1994-09

Lease Production

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

Oil

production & DCA →

Formation Tops (7) Elevation 452 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
CARRIZO	1,900 ft	-1,448 ft
WILCOX	2,900 ft	-2,448 ft
AUSTIN CHALK TVD (Austin Chalk)	7,350 ft	-6,898 ft
AUSTIN CHALK MD (Austin Chalk)	7,369 ft	-6,917 ft
TD AUSTIN CHALK MD	9,724 ft	-9,272 ft
TD AUSTIN CHALK MD #1	9,724 ft	-9,272 ft
TD AUSITN CHALK MD #2	10,367 ft	-9,915 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
7,369–9,724 ft	Perforated
7,369–10,367 ft	Perforated

Casing (2)

Size	Set Depth	Cement
10.75"	850 ft	530 sx
7.625"	7,100 ft	1,320 sx

Permit History (2)

#397309 Recompletion Final Completion

HILDEBRAND, IRA EST. · 8,250 ft

1992-03-19

Spud 1992-02-12

#367085 Drill Final Completion

HILDEBRAND, IRA EST. · 8,250 ft

1989-11-30

Spud 1989-12-06

Applications (2)

#397309 A CANTRO EXPLORATION, INC.

received 1992-03-09

#367085 A CANTRO EXPLORATION, INC.

received 1989-11-30

Records & Logs

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

W-2/G-1 1992-09-24

W-2/G-1 1990-02-21 log on file

W-2/G-1 1990-03-01

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: 8,250 ft
Drill Type: Horizontal, Sidetrack
County: FRIO
District: 1
Operator: CANTRO EXPLORATION INC.
Completed: 1992-03-13

Operator

Name: CANTRO EXPL, INC
Location: SAN ANTONIO
P-5 Status: Inactive (filed 2000-03-02)
Cum Oil (all leases): 160,882 bbl
Cum Gas (all leases): 885,837 mcf
Total Permits: 31