42-163-31967

Final Completion HorizontalSidetrack

OBREGON

FRIO County · District 1 · CORE E & P CORP. · PEARSALL (AUSTIN CHALK)

Permits

Max Depth

9,500 ft

First Permit

1981-04-10

Latest Activity

1990-10-23

Lifespan

10 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1990-12-04

Shut-In

—

Plugged

2017-05-15

EWA / Production operator mismatch

Scheduling: CORE E & P CORP. ≠ Production: JAB OPERATING, INC. (reported 1998-03)

EWA / Permit operator mismatch

Scheduling: CORE E & P CORP. ≠ Permit: FENN, BILL INC.

Resolved via: scheduling → CORE E & P CORP.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

PETRO-GUARD COMPANY, INC. 1993-1996→ JAB 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 491 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
AUSTIN CHALK	7,040 ft	-6,549 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)

Interval	Type
7,193–7,455 ft	Perforated

Casing (3)

Size	Set Depth	Cement
10.75"	365 ft	290 sx
2.875"	6,745 ft	—
7"	6,969 ft	1,800 sx

Permit History (2)

#379990 Recompletion Final Completion

OBREGON · 9,500 ft

1990-10-23

Spud 1990-10-26

#114771 Drill Final Completion

OBREGON · 7,500 ft

1981-04-10

Spud 1981-04-25

Applications (2)

#379990 A FENN, BILL INC.

received 1990-10-23

#114771 A RAIDER OIL CORP.

received 1981-04-10

Records & Logs

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

W-2/G-1 1991-01-07 log on file

W-2/G-1 1981-07-10

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: 9,500 ft
Drill Type: Horizontal, Sidetrack
County: FRIO
District: 1
Operator: CORE E & P CORP.
Completed: 1990-12-04

Operator

Name: CORE E & P CORP
Location: VICTORIA
P-5 Status: Delinquent (filed 2001-07-11)
Cum Oil (all leases): 130,154 bbl
Cum Gas (all leases): 3,194,116 mcf
Activities: OPRS/G, OPRS/O
Total Permits: 7