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42-241-30655

Final Completion Horizontal

DONNER-BROWN UNIT A-1007

JASPER County · District 6 · PERMIAN NATURAL RESOURCES · BROOKELAND (AUSTIN CHALK 8800)

Permits

1

Max Depth

15,500 ft

First Permit

1998-10-20

Latest Activity

1998-10-20

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1999-07-06

Shut-In

—

Plugged

—

!

EWA / Production operator mismatch

Scheduling: PERMIAN NATURAL RESOURCES ≠ Production: DELFIN OPERATING, LLC (reported 2026-03)

!

EWA / Permit operator mismatch

Scheduling: PERMIAN NATURAL RESOURCES ≠ Permit: UNION PACIFIC RESOURCES COMPANY

Resolved via: production → DELFIN OPERATING, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1999-07

Last Production

2026-07

Operator History

Chain of Custody

UNION PACIFIC RESOURCES COMPANY 1999-2001→ RME PETROLEUM COMPANY 2001-2002→ ANADARKO E&P COMPANY LP 2002-2007→ ENERVEST OPERATING, L.L.C. 2007-2009→ THREE FORKS RESOURCES, LLC 2009-2014→ CORNERSTONE PETROLEUM OP, LLC 2014-2019→ SHOCO PRODUCTION, L.P. 2019-2020→ SHOCO PRODUCTION LLC 2020-2020→ PERMIAN NATURAL RESOURCES 2021-2024→ DELFIN OPERATING, LLC 2024-2026

Lease Production

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

Gas
production & DCA →
Oil
production & DCA →

Formation Tops (8) Elevation 393 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
MIDWAY 8,440 ft-8,047 ft
NAVARRO 9,606 ft-9,213 ft
OZAN 10,123 ft-9,730 ft
TAYLOR 10,346 ft-9,953 ft
AUSTIN CHALK 10,778 ft-10,385 ft
AUSTIN CHALK ——
MIDWAY ——
NAVARRO ——

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)

IntervalType
10,778–17,320 ftPerforated

Casing (2)

SizeSet DepthCement
10.75"2,054 ft960 sx
7.625"10,845 ft730 sx

Permit History (1)

#480053 Drill Final Completion

DONNER-BROWN UNIT A-1007 · 15,500 ft

1998-10-20

Spud 1999-05-03

Applications (1)

#480053 A UNION PACIFIC RESOURCES COMPANY
received 1998-10-09

Records & Logs

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

W-2/G-1 2022-05-23
W-2/G-1 1999-08-19 log on file
W-2/G-1 1999-09-27
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 JASPER County.

Well Details

Well Number
1
Max Depth
15,500 ft
Drill Type
Horizontal
County
JASPER
District
6
Operator
PERMIAN NATURAL RESOURCES
Completed
1999-07-06

Operator

Location
TYLER
P-5 Status
X (filed 2026-03-31)
Cum Oil (all leases)
16,866 bbl
Cum Gas (all leases)
387,205 mcf
Activities
OPRS/G, OPRS/O