← Wells

42-357-32981

PRODUCING Horizontal

LESLIE 223

OCHILTREE County · District 10 · HIGHMARK ENERGY OPERATING LLC · PAN PETRO (CLEVELAND)

Permits

1

Max Depth

9,000 ft

First Permit

2011-01-25

Latest Activity

2011-01-25

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2011-04-24

Shut-In

—

Plugged

—

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: HIGHMARK ENERGY OPERATING LLC ≠ Permit: EOG RESOURCES, INC.

Resolved via: production → HIGHMARK ENERGY OPERATING, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2011-04

Last Production

2026-07

Operator History

Chain of Custody

EOG RESOURCES, INC. 2011-2022→ HIGHMARK ENERGY OPERATING, LLC 2022-2026

Lease Production

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

Oil
production & DCA →

Formation Tops (3) Elevation 2,963 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CHECKERBOARD LS7,424 ft-4,461 ft
TOP OF CLEVELAND (Cleveland)7,438 ft-4,475 ft
CLEVELAND 7,472 ft-4,509 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 (1)

IntervalType
7,866–11,889 ftOpen hole

Casing (3)

SizeSet DepthCement
9.625"1,786 ft590 sx
7"7,693 ft350 sx
4.5"12,039 ft—

Permit History (1)

#708906 Drill Final Completion

LESLIE 223 · 9,000 ft

2011-01-25

Spud 2011-02-03

Applications (1)

#708906 A EOG RESOURCES, INC.
received 2011-01-20

Records & Logs

1 completion filing on record.

W-2/G-1 2011-05-25
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 OCHILTREE County.

Well Details

Well Number
1H
Max Depth
9,000 ft
Drill Type
Horizontal
County
OCHILTREE
District
10
Operator
HIGHMARK ENERGY OPERATING LLC
Completed
2011-04-24

Operator

Location
HOUSTON
P-5 Status
Active (filed 2026-03-09)
Cum Oil (all leases)
4,551,977 bbl
Cum Gas (all leases)
30,465,409 mcf
Activities
CSGD/G, G/PUR, GTHS/G, OPRS/G, OPRS/O
Total Permits
15