42-481-33441

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COCKBURN OIL CORP. UNIT

WHARTON County · District 3 · CHAROLAIS ENERGY LLC · MAGNET WITHERS E.(FRIO LOWER)

Permits

3

Max Depth

6,150 ft

First Permit

1991-07-03

Latest Activity

1998-07-01

Lifespan

7 yrs

Regulatory Status

Schedule

ON SCHEDULE

Completion

1991-10-08

Shut-In

Plugged

P-5 Org Status: Active

!

EWA / Production operator mismatch

Scheduling: CHAROLAIS ENERGY LLC ≠ Production: RODESSA OPERATING COMPANY (reported 2007-05)

!

EWA / Permit operator mismatch

Scheduling: CHAROLAIS ENERGY LLC ≠ Permit: MCLEOD, GEORGE L. INC.

Resolved via: schedulingCHAROLAIS ENERGY LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Formation Tops (1) Elevation 75 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
FRIO (LOWER) (Frio)5,720 ft-5,645 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 (2)

IntervalType
3,818–3,826 ftPerforated
5,720–5,722 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,625 ft880 sx
8.625"3,325 ft740 sx
5.5"5,950 ft315 sx

Permit History (3)

Applications (4)

#477620 A RODESSA OPERATING COMPANY
received 1998-08-17
#477620 Pending RODESSA OPERATING COMPANY
received 1998-08-03
#477620 A MCLEOD, GEORGE L. INC.
received 1998-07-01
#378330 A MCLEOD, GEORGE L. INC.
received 1990-09-24

Records & Logs

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

W-2/G-1 1998-08-04 log on file
W-2/G-1 1998-11-06
W-2/G-1 1991-10-25 log on file
W-2/G-1 1992-03-02

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 WHARTON County.

Well Details

Well Number
2
Max Depth
6,150 ft
Drill Type
Vertical
County
WHARTON
District
3
Completed
1991-10-08

Operator

Location
KILGORE
P-5 Status
Active (filed 2026-01-29)
Cum Oil (all leases)
7,797 bbl
Cum Gas (all leases)
18,668 mcf
Activities
OPRS/G, OPRS/O