42-283-35913

PRODUCING Horizontal

IRVIN FAMILY UNIT A

LA SALLE County · District 1 · CRESCENT ENERGY OPERATING LLC · EAGLEVILLE (EAGLE FORD-1)

Permits

1

Max Depth

8,529 ft

First Permit

2017-02-02

Latest Activity

2017-02-02

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2017-08-16

Shut-In

Plugged

P-5 Org Status: Active

!

EWA / Production operator mismatch

Scheduling: CRESCENT ENERGY OPERATING LLC ≠ Production: SILVERBOW RESOURCES OPER, LLC (reported 2026-04)

!

EWA / Permit operator mismatch

Scheduling: CRESCENT ENERGY OPERATING LLC ≠ Permit: CHEYENNE PETROLEUM COMPANY

Resolved via: productionSILVERBOW RESOURCES OPER, LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2011-04

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 (10) Elevation 428 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SPARTA 528 ft-100 ft
QUEEN CITY 987 ft-559 ft
WILCOX - DISPOSAL (Wilcox)3,902 ft-3,474 ft
ESCONDIDO 5,512 ft-5,084 ft
OLMOS - DISPOSAL (Olmos)6,500 ft-6,072 ft
AUSTIN CHALK 8,136 ft-7,708 ft
EAGLE FORD - H2S (Eagle Ford)8,458 ft-8,030 ft
BUDA - H2S (Buda)
EDWARDS - H2S (Edwards)
YEGUA

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
9,105–16,921 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"3,365 ft855 sx
5.5"17,115 ft2,376 sx

Permit History (1)

Applications (1)

#822408 A CHEYENNE PETROLEUM COMPANY
received 2017-01-24

Records & Logs

1 completion filing on record · 1 with log images at RRC.

W-2/G-1 2017-11-01 log on file

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 LA SALLE County.

Well Details

Well Number
4H
Max Depth
8,529 ft
Drill Type
Horizontal
County
LA SALLE
District
1
Completed
2017-08-16

Operator

Location
HOUSTON
P-5 Status
Active (filed 2025-08-28)
Cum Oil (all leases)
10,867,426 bbl
Cum Gas (all leases)
2,390,025 mcf
Activities
OPRS/G, OPRS/O
Total Permits
31