42-507-32465

Final Completion Horizontal

BUCHANAN JOHN F. -A-

ZAVALA County · District 1 · FLINT OAK ENERGY LLC · PEARSALL (AUSTIN CHALK)

Permits

Max Depth

6,400 ft

First Permit

1992-12-29

Latest Activity

2005-07-15

Lifespan

13 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1993-02-27

Shut-In

—

Plugged

—

EWA / Permit operator mismatch

Scheduling: FLINT OAK ENERGY LLC ≠ Permit: TEXAS AMERICAN RESOURCES COMPANY

Resolved via: production → FLINT OAK ENERGY, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

ORYX ENERGY COMPANY 1993-1999→ KERR-MCGEE CORPORATION 1999-1999→ KERR-MCGEE OIL & GAS ONSHORE LLC 1999-2003→ TEXAS AMERICAN RESOURCES COMPANY 2003-2018→ TRINITY OPERATING (USG), LLC 2018-2023→ FLINT OAK ENERGY, LLC 2023-2026

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 (3) Elevation 554 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
1ST LIME	5,466 ft	-4,912 ft
ANACACHO	5,612 ft	-5,058 ft
AUSTIN CHALK	5,942 ft	-5,388 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
5,960–9,422 ft	Perforated

Casing (2)

Size	Set Depth	Cement
10.625"	745 ft	475 sx
7"	5,960 ft	1,705 sx

Permit History (2)

#603399 Recompletion Final Completion

BUCHANAN, J. F. -A- · 6,400 ft

2005-07-15

Spud 2006-08-20

#407749 Drill Final Completion

BUCHANAN, J.F. -A- · 6,299 ft

1992-12-29

Spud 1993-02-04

Applications (2)

#603399 A TEXAS AMERICAN RESOURCES COMPANY

received 2005-07-13

#407749 A ORYX ENERGY COMPANY

received 1992-12-29

Records & Logs

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

W-2/G-1 2006-09-21 log on file

W-2/G-1 1993-03-08 log on file

W-2/G-1 1993-03-23

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 ZAVALA County.

Well Details

Well Number: 3
Max Depth: 6,400 ft
Drill Type: Horizontal
County: ZAVALA
District: 1
Operator: FLINT OAK ENERGY LLC
Completed: 1993-02-27

Operator

Name: FLINT OAK ENGY, LLC
Location: MONTGOMERY
P-5 Status: Active (filed 2026-04-15)
Cum Oil (all leases): 675,155 bbl
Cum Gas (all leases): 737,870 mcf
Activities: OPRS/G, OPRS/O
Total Permits: 14