42-395-30553

Final Completion Horizontal

BLACKTAIL UNIT

ROBERTSON County · District 3 · UNION PACIFIC RESOURCES COMPANY · GIDDINGS (BUDA)

Permits

1

Max Depth

8,000 ft

First Permit

1997-11-26

Latest Activity

1997-11-26

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1998-02-01

Shut-In

Plugged

!

EWA / Production operator mismatch

Scheduling: UNION PACIFIC RESOURCES COMPANY ≠ Production: WILDFIRE ENERGY OPERATING LLC (reported 2026-03)

Resolved via: productionWILDFIRE ENERGY OPERATING LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1998-02

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 (5) Elevation 253 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
BASE AUSTIN CHALK (Austin Chalk)6,725 ft-6,472 ft
FALSE BUDA7,099 ft-6,846 ft
BUDA 7,124 ft-6,871 ft
DEL RIO 7,179 ft-6,926 ft
GEORGETOWN 7,197 ft-6,944 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
7,118–11,926 ftPerforated
7,118–13,285 ftPerforated

Casing (2)

SizeSet DepthCement
10.75"1,200 ft490 sx
7.625"7,588 ft455 sx

Permit History (1)

Applications (1)

#470595 A UNION PACIFIC RESOURCES COMPANY
received 1997-11-26

Records & Logs

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

W-2/G-1 1998-09-16 log on file
W-2/G-1 1998-06-05
W-2/G-1 1998-09-23
W-2/G-1 1998-03-30 log on file
W-2/G-1 1998-06-08

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 ROBERTSON County.

Well Details

Well Number
1
Max Depth
8,000 ft
Drill Type
Horizontal
County
ROBERTSON
District
3
Completed
1998-02-01

Operator

Location
FORT WORTH
P-5 Status
Inactive (filed 2000-05-02)
Cum Oil (all leases)
75,300,375 bbl
Cum Gas (all leases)
1,818,873,181 mcf
Total Permits
5,638