42-127-37433

Final Completion Horizontal

VESPER UNIT III DIM

DIMMIT County · District 1 · INEOS USA OIL & GAS LLC · BRISCOE RANCH (EAGLEFORD)

Permits

1

Max Depth

9,000 ft

First Permit

2017-02-23

Latest Activity

2017-02-23

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2017-10-02

Shut-In

Plugged

!

EWA / Permit operator mismatch

Scheduling: INEOS USA OIL & GAS LLC ≠ Permit: CHESAPEAKE OPERATING, L.L.C.

Resolved via: productionINEOS USA OIL & GAS LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2017-09

Last Production

2026-07

Operator History

originally filed by CHESAPEAKE OPERATING, L.L.C. — asset transferred

Lease Production

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

Formation Tops (10) Elevation 538 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
ESCONDIDO - DISPOSAL (Escondido)3,988 ft-3,450 ft
OLMOS - DISPOSAL (Olmos)5,145 ft-4,607 ft
SAN MIGUEL - H2S (San Miguel)6,076 ft-5,538 ft
ANACACHO 6,901 ft-6,363 ft
AUSTIN CHALK - H2S (Austin Chalk)7,140 ft-6,602 ft
EAGLE FORD - H2S (Eagle Ford)7,575 ft-7,037 ft
EDWARDS - H2S (Edwards)
GEORGETOWN - H2S (Georgetown)
GLEN ROSE - DISPOSAL (Glen Rose)
PEARSALL

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
7,988–18,828 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"2,573 ft755 sx
5.5"18,860 ft3,325 sx

Permit History (1)

Applications (1)

#823102 A CHESAPEAKE OPERATING, L.L.C.
received 2017-02-09

Records & Logs

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

W-2/G-1 2026-03-09
W-2/G-1 2018-01-16 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 DIMMIT County.

Well Details

Well Number
E 3H
Max Depth
9,000 ft
Drill Type
Horizontal
County
DIMMIT
District
1
Completed
2017-10-02

Operator

Location
DENVER
P-5 Status
X (filed 2026-05-26)
Cum Oil (all leases)
38,411,227 bbl
Cum Gas (all leases)
123,424,939 mcf
Activities
OPRS/G, OPRS/O
Total Permits
85