42-163-32594

NO PRODUCTION Horizontal

BUCKLEY CLIFFORD ET AL

FRIO County · District 1 · VANCO OIL & GAS CORP. · PEARSALL (AUSTIN CHALK)

Permits

Max Depth

7,500 ft

First Permit

1989-12-01

Latest Activity

1997-12-04

Lifespan

8 yrs

Regulatory Status

Schedule

ON SCHEDULE

Completion

1997-11-28

Shut-In

—

Plugged

—

P-5 Org Status: Delinquent

EWA / Permit operator mismatch

Scheduling: VANCO OIL & GAS CORP. ≠ Permit: MEGA ENERGY & OPERATING INC.

Resolved via: scheduling → VANCO OIL & GAS CORP.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

CANTRO EXPLORATION, INC. 1993-1997→ MEGA ENERGY & OPERATING INC. 1997-2001→ TEXAN PRODUCTION COMPANY, INC. 2001-2002→ WEN-BE 2002-2003→ SUN-KEY OIL CO., INC. 2005-2015→ VANCO OIL & GAS CORP. 2020-2020

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 473 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
AUSTIN CHALK	6,920 ft	-6,447 ft
AUSTIN CHALK TVD (Austin Chalk)	6,922 ft	-6,449 ft
AUSTIN CHALK MD (Austin Chalk)	7,020 ft	-6,547 ft
TD AUSTIN CHALK MD	8,322 ft	-7,849 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
7,020–8,322 ft	Perforated

Casing (2)

Size	Set Depth	Cement
10.75"	828 ft	530 sx
7.625"	6,578 ft	1,090 sx

Permit History (2)

#469777 Recompletion Final Completion

BUCKLEY, CLIFFORD #1 · 7,500 ft

1997-12-04

Spud 1997-11-28

#366661 Other Final Completion

BUCKLEY, CLIFFORD ET AL · 7,500 ft

1989-12-01

Spud 1990-01-11

Applications (2)

#469777 A MEGA ENERGY & OPERATING INC.

received 1997-11-06

#366661 A CANTRO EXPLORATION, INC.

received 1989-11-20

Records & Logs

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

W-2/G-1 2002-05-28 log on file

W-2/G-1 1990-02-28 log on file

W-2/G-1 1990-03-30

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: 7,500 ft
Drill Type: Horizontal
County: FRIO
District: 1
Operator: VANCO OIL & GAS CORP.
Completed: 1997-11-28

Operator

Name: VANCO OIL & GAS CORP.
Location: ABILENE
P-5 Status: Delinquent (filed 2019-06-28)
Cum Oil (all leases): 135,903 bbl
Cum Gas (all leases): 5,321,338 mcf
Activities: OPRS/G, OPRS/O