← Wells

42-163-32898

Final Completion Horizontal

POLOCEK ET AL

FRIO County · District 1 · OFFSPRING WELL SALVAGE · PEARSALL (AUSTIN CHALK)

Permits

3

Max Depth

5,200 ft

First Permit

1990-10-25

Latest Activity

1990-10-25

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1990-11-20

Shut-In

—

Plugged

2002-04-03

!

EWA / Production operator mismatch

Scheduling: OFFSPRING WELL SALVAGE ≠ Production: CIBOLO ENERGY OPERATING, INC. (reported 1998-08)

!

EWA / Permit operator mismatch

Scheduling: OFFSPRING WELL SALVAGE ≠ Permit: NORTH CENTRAL OIL CORP.

Resolved via: scheduling → OFFSPRING WELL SALVAGE

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

NORTH CENTRAL OIL CORP. 1993-1993→ MESCALERO ENERGY, INC. 1993-1997→ CIBOLO ENERGY OPERATING, INC. 1997-1998

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 (1) Elevation 591 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
AUSTIN CHALK 5,070 ft-4,479 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
4,729–8,443 ftOpen hole

Casing (2)

SizeSet DepthCement
10.75"2,406 ft1,095 sx
7"4,729 ft160 sx

Permit History (3)

#380085 Drill Final Completion

POLOCEK ET AL · 5,200 ft

1990-10-25

#380085 Drill

POLOCEK ET AL · 5,200 ft

1990-10-25

Spud 1990-10-27

#380085 Drill

POLOCEK ET AL · 5,200 ft

1990-10-25

Applications (3)

#380085 A NORTH CENTRAL OIL CORP.
received 1991-02-22
#380085 A NORTH CENTRAL OIL CORP.
received 1990-12-03
#380085 A NORTH CENTRAL OIL CORP.
received 1990-10-25

Records & Logs

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

W-2/G-1 1991-01-22 log on file
W-2/G-1 1991-02-07
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
5,200 ft
Drill Type
Horizontal
County
FRIO
District
1
Operator
OFFSPRING WELL SALVAGE
Completed
1990-11-20

Operator

Location
HALLETTSVIL, LE
P-5 Status
Delinquent (filed 1998-08-11)
Cum Oil (all leases)
590 bbl
Cum Gas (all leases)
— mcf
Activities
OPRS/G, OPRS/O