42-041-31559

Final Completion Horizontal

STARTOWN A UNIT

BRAZOS County · District 3 · UNION PACIFIC RESOURCES COMPANY · GIDDINGS (AUSTIN CHALK-3)

Permits

Max Depth

13,500 ft

First Permit

1991-11-21

Latest Activity

2008-07-21

Lifespan

17 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1992-05-09

Shut-In

—

Plugged

1995-07-26

EWA / Production operator mismatch

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

EWA / Permit operator mismatch

Scheduling: UNION PACIFIC RESOURCES COMPANY ≠ Permit: 7711 CORPORATION, THE

Resolved via: production → WILDFIRE ENERGY OPERATING LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

UNION PACIFIC RESOURCES COMPANY 1993-1993→ 7711 CORPORATION, THE 2009-2014→ HALCON OPERATING CO., INC. 2014-2017→ HAWKWOOD ENERGY OPERATING, LLC 2017-2022→ WILDFIRE ENERGY OPERATING LLC 2022-2026

Lease Production

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

Formation Tops (6) Elevation 270 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
MIDWAY	5,121 ft	-4,851 ft
NAVARRO	6,131 ft	-5,861 ft
PECAN GAP	6,791 ft	-6,521 ft
AUSTIN CHALK	8,700 ft	-8,430 ft
AUSTIN CHALK	8,711 ft	-8,441 ft
EAGLEFORD (Eagle Ford)	9,135 ft	-8,865 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 (3)

Interval	Type
8,913–10,807 ft	Perforated
8,913–12,546 ft	Perforated
9,867–12,983 ft	Perforated

Casing (3)

Size	Set Depth	Cement
10.75"	2,110 ft	1,142 sx
7.625"	8,913 ft	340 sx
5.5"	9,867 ft	347 sx

Permit History (2)

#665645 Reenter Final Completion

LIZ · 9,999 ft

2008-07-21

Spud 2009-01-19

#394287 Drill Final Completion

STARTOWN UNIT · 13,500 ft

1991-11-21

Spud 1992-03-25

Applications (2)

#665645 A 7711 CORPORATION, THE

received 2008-06-30

#394287 A UNION PACIFIC RESOURCES COMPANY

received 1991-11-21

Records & Logs

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

W-2/G-1 2009-05-29 log on file

W-2/G-1 2009-08-20

W-2/G-1 1992-05-19 log on file

W-2/G-1 1992-08-18

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 BRAZOS County.

Well Details

Well Number: 1H
Max Depth: 13,500 ft
Drill Type: Horizontal
County: BRAZOS
District: 3
Operator: UNION PACIFIC RESOURCES COMPANY
Completed: 1992-05-09

Operator

Name: UNION PACIFIC RES CO
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