42-479-36947

Final Completion

WILLIAMSON STANLEY H.

WEBB County · District 4 · BLACKBEARD OPERATING LLC · BIG COWBOY (LOBO)

Permits

1

Max Depth

8,900 ft

First Permit

1998-04-28

Latest Activity

1998-04-28

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1998-05-13

Shut-In

Plugged

2018-06-04

!

EWA / Production operator mismatch

Scheduling: BLACKBEARD OPERATING LLC ≠ Production: BLUESTONE NATURAL RES. II, LLC (reported 2013-08)

!

EWA / Permit operator mismatch

Scheduling: BLACKBEARD OPERATING LLC ≠ Permit: ENRON OIL & GAS COMPANY

Resolved via: schedulingBLACKBEARD OPERATING LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1998-05

Last Production

2020-03

Lease Production

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

Formation Tops (6) Elevation 471 ft

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
TOP OF QUEEN CITY (Queen City)2,330 ft-1,859 ft
TOP WILCOX (Wilcox)4,350 ft-3,879 ft
TOP OF LWR. WILCOX5,870 ft-5,399 ft
BASE LWR. WILCOX6,770 ft-6,299 ft
TOP OF WILLS POINT (Wills Point)7,835 ft-7,364 ft
TOP WILLS POINT (Wills Point)7,835 ft-7,364 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 (8)

IntervalType
6,858–6,866 ftPerforated
7,118–7,128 ftPerforated
7,192–7,204 ftPerforated
7,555–7,574 ftPerforated
7,555–7,726 ftPerforated
7,622–7,634 ftPerforated
7,664–7,680 ftPerforated
7,714–7,726 ftPerforated

Casing (3)

SizeSet DepthCement
9.625"533 ft210 sx
7"6,483 ft665 sx
2.875"7,898 ft300 sx

Permit History (1)

Applications (1)

#475744 A ENRON OIL & GAS COMPANY
received 1998-04-28

Records & Logs

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

W-2/G-1 1998-08-14
W-2/G-1 1998-06-17 log on file
W-2/G-1 1998-06-30

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 WEBB County.

Well Details

Well Number
5
Max Depth
8,900 ft
Drill Type
Vertical
County
WEBB
District
4
Completed
1998-05-13

Operator

Location
FORT WORTH
P-5 Status
Active (filed 2025-10-02)
Cum Oil (all leases)
58,958,044 bbl
Cum Gas (all leases)
236,342,564 mcf
Activities
G/PUR, OPRS/G, OPRS/O
Total Permits
2,231