42-497-34304

Final Completion

GASPERSON E. G.

WISE County · District 9 · DEVON ENERGY PRODUCTION CO L.P. · NEWARK EAST (BARNETT SHALE)

Permits

Max Depth

9,000 ft

First Permit

1998-09-29

Latest Activity

2007-08-30

Lifespan

9 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1998-12-07

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: DEVON ENERGY PRODUCTION CO L.P. ≠ Production: BKV BARNETT, LLC (reported 2026-04)

Resolved via: production → BKV BARNETT, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1998-12

Last Production

2026-07

Operator History

Chain of Custody

MITCHELL ENERGY CORPORATION 1999-2000→ MITCHELL ENERGY COMPANY L.P. 2001-2002→ DEVON ENERGY OPERATING CO., L.P. 2002-2004→ DEVON ENERGY PRODUCTION CO, L.P. 2004-2020→ BKV BARNETT, LLC 2020-2026

Lease Production

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

Formation Tops (5) Elevation 786 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
STRAWN	3,702 ft	-2,916 ft
CADDO	3,997 ft	-3,211 ft
PREGNANT SHALE	4,523 ft	-3,737 ft
ATOKA	5,629 ft	-4,843 ft
BARNETT SHALE (Barnett)	6,650 ft	-5,864 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 (4)

Interval	Type
4,523–4,590 ft	Perforated
5,624–5,652 ft	Perforated
6,486–6,532 ft	Perforated
6,650–6,676 ft	Perforated

Casing (3)

Size	Set Depth	Cement
9.625"	403 ft	400 sx
—	4,110 ft	150 sx
7"	6,693 ft	410 sx

Permit History (2)

#645158 Recompletion Final Completion

GASPERSON, E. G. · 9,000 ft

2007-08-30

Spud 2008-02-28

#479777 Drill Final Completion

GASPERSON, E. G. · 6,850 ft

1998-09-29

Spud 1998-11-05

Applications (2)

#645158 A DEVON ENERGY PRODUCTION CO, L.P.

received 2007-08-28

#479777 A MITCHELL ENERGY CORPORATION

received 1998-09-29

Records & Logs

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

W-2/G-1 2008-06-30 log on file

W-2/G-1 2008-08-12

W-2/G-1 2000-01-31

W-2/G-1 1999-01-28 log on file

W-2/G-1 1999-03-02

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 WISE County.

Well Details

Well Number: 4
Max Depth: 9,000 ft
Drill Type: Vertical
County: WISE
District: 9
Operator: DEVON ENERGY PRODUCTION CO L.P.
Completed: 1998-12-07

Operator

Name: PENNZENERGY EXP. & PROD., L.L.C
Location: OKLAHOMA CI, TY
P-5 Status: Active (filed 2025-12-18)
Cum Oil (all leases): 365,943,944 bbl
Cum Gas (all leases): 9,274,880,220 mcf
Activities: CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits: 9,264