42-365-31990

Final Completion

DENNARD UNIT

PANOLA County · District 6 · DEVON ENERGY PRODUCTION CO L.P. · CARTHAGE (COTTON VALLEY)

Permits

Max Depth

9,800 ft

First Permit

1988-11-29

Latest Activity

2004-05-17

Lifespan

15 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1989-04-27

Shut-In

—

Plugged

—

EWA / Production operator mismatch

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

Resolved via: production → SHERIDAN PRODUCTION CO III, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

PENNZOIL EXPLORATION & PROD. CO. 1993-1999→ PENNZENERGY EXP. & PROD., L.L.C. 1999-2000→ DEVON ENERGY PRODUCTION CO, L.P. 2000-2016→ SHERIDAN PRODUCTION COMPANY, LLC 2016-2019→ SHERIDAN PRODUCTION CO III, 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 (6) Elevation 253 ft (KB)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
PALUXY	2,895 ft	-2,642 ft
GLEN ROSE	3,213 ft	-2,960 ft
BMA	4,915 ft	-4,662 ft
SLIGO	5,680 ft	-5,427 ft
TRAVIS PEAK	6,050 ft	-5,797 ft
COTTON VALLEY	8,296 ft	-8,043 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 (5)

Interval	Type
6,205–6,375 ft	Perforated
8,306–8,474 ft	Perforated
8,729–9,026 ft	Perforated
9,126–9,187 ft	Perforated
9,526–9,540 ft	Perforated

Casing (2)

Size	Set Depth	Cement
9.625"	2,530 ft	970 sx
4.5"	9,690 ft	1,650 sx

Permit History (2)

#545636 Recompletion Final Completion

DENNARD UNIT · 9,690 ft

2004-05-17

#353665 Drill Final Completion

DENNARD UNIT · 9,800 ft

1988-11-29

Applications (2)

#545636 A DEVON ENERGY PRODUCTION CO, L.P.

received 2004-05-12

#353665 A PENNZOIL EXPLORATION & PROD. CO.

received 1988-11-28

Records & Logs

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

W-2/G-1 2004-09-17 log on file

W-2/G-1 2004-12-01

W-2/G-1 1989-05-23 log on file

W-2/G-1 1989-06-09

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 PANOLA County.

Well Details

Well Number: 4
Max Depth: 9,800 ft
Drill Type: Vertical
County: PANOLA
District: 6
Operator: DEVON ENERGY PRODUCTION CO L.P.
Completed: 1989-04-27

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: 9,261