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42-163-32934

Final Completion Horizontal

COOK-MANN UNIT

FRIO County · District 1 · GULFSTAR PROPERTIES INC. · PEARSALL (AUSTIN CHALK)

Permits

1

Max Depth

6,200 ft

First Permit

1990-12-13

Latest Activity

1990-12-13

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1991-03-28

Shut-In

—

Plugged

1993-04-01

!

EWA / Permit operator mismatch

Scheduling: GULFSTAR PROPERTIES INC. ≠ Permit: AMBERTON EXPLORATION COMPANY

Resolved via: scheduling → GULFSTAR PROPERTIES INC.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

1995-05

Operator History

originally filed by AMBERTON EXPLORATION COMPANY — asset transferred

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 (4) Elevation 545 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
TOP OF ANACACHO (Anacacho)5,120 ft-4,575 ft
TOP OF CHALK5,220 ft-4,675 ft
TOP OF EAGLE FORD (Eagle Ford)5,710 ft-5,165 ft
TOP OF BUDA (Buda)5,800 ft-5,255 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)

IntervalType
5,220–7,717 ftPerforated

Casing (2)

SizeSet DepthCement
10.75"661 ft160 sx
7"5,130 ft377 sx

Permit History (1)

#381793 Drill Final Completion

COOK-MANN UNIT · 6,200 ft

1990-12-13

Spud 1990-12-28

Applications (1)

#381793 A AMBERTON EXPLORATION COMPANY
received 1990-12-03

Records & Logs

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

W-2/G-1 1991-06-04 log on file
W-2/G-1 1991-08-01
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
6,200 ft
Drill Type
Horizontal
County
FRIO
District
1
Operator
GULFSTAR PROPERTIES INC.
Completed
1991-03-28

Operator

Location
SAN ANTONIO
P-5 Status
Delinquent (filed 2019-02-12)
Cum Oil (all leases)
13,124 bbl
Cum Gas (all leases)
1,716,091 mcf
Activities
OPRS/G, OPRS/O
Total Permits
62