42-481-34845

PRODUCING

COUEY-HARFST GAS UNIT

WHARTON County · District 3 · MOUNTAIN V TEXAS LLC · PORTER S CREEK SOUTH (WILCOX)

Permits

1

Max Depth

14,200 ft

First Permit

2006-04-25

Latest Activity

2006-04-25

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2006-08-03

Shut-In

Plugged

P-5 Org Status: Active

!

EWA / Production operator mismatch

Scheduling: MOUNTAIN V TEXAS LLC ≠ Production: TMR EXPLORATION, INC. (reported 2025-01)

!

EWA / Permit operator mismatch

Scheduling: MOUNTAIN V TEXAS LLC ≠ Permit: NATIONAL ONSHORE LP

Resolved via: schedulingMOUNTAIN V TEXAS LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2006-08

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 (3) Elevation 105 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
BASE FRIO (Frio)5,401 ft-5,296 ft
TOP YEGUA (Yegua)7,038 ft-6,933 ft
TOP WILCOX (Wilcox)11,110 ft-11,005 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
12,689–13,209 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"2,520 ft1,420 sx
9.625"6,900 ft685 sx
5"14,007 ft1,285 sx

Permit History (1)

Applications (1)

#618108 A NATIONAL ONSHORE LP
received 2006-04-24

Records & Logs

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

W-2/G-1 2006-11-02 log on file
W-2/G-1 2006-11-29

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 WHARTON County.

Well Details

Well Number
1
Max Depth
14,200 ft
Drill Type
Vertical
County
WHARTON
District
3
Completed
2006-08-03

Operator

Location
BUCKHANNON
P-5 Status
Active (filed 2025-09-11)
Cum Oil (all leases)
13,510 bbl
Cum Gas (all leases)
838,334 mcf
Activities
OPRS/G, OPRS/O