42-123-32050

CLARK GAS UNIT

DE WITT County · District 2 · VANGUARD OPERATING, LLC

Permits

4

Max Depth

12,000 ft

First Permit

2005-08-03

Latest Activity

2016-08-18

Lifespan

11 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2005-09

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 351 ft

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
ROEDER B10,370 ft-10,019 ft
GANSOW10,486 ft-10,135 ft
KORTH10,653 ft-10,302 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 (8)

IntervalType
10,370–10,376 ftPerforated
10,413–10,419 ftPerforated
10,486–10,490 ftPerforated
10,653–10,656 ftPerforated
10,660–10,663 ftPerforated
10,684–10,690 ftPerforated
10,711–10,715 ftPerforated
10,874–10,879 ftPerforated

Casing (3)

SizeSet DepthCement
10.75"1,820 ft1,010 sx
7.625"10,000 ft593 sx
4.5"11,095 ft240 sx

Permit History (4)

Applications (4)

#817673 A VANGUARD OPERATING, LLC
received 2016-08-11
#609432 A WINN EXPLORATION CO., INC.
received 2005-11-14
#604350 A WINN EXPLORATION CO., INC.
received 2005-09-14
#604350 A WINN EXPLORATION CO., INC.
received 2005-08-03

Records & Logs

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

W-2/G-1 2005-11-02 log on file
W-2/G-1 2006-04-27

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 DE WITT County.

Well Details

Well Number
1
Max Depth
12,000 ft
Drill Type
Vertical
County
DE WITT
District
2

Operator

Location
HOUSTON
P-5 Status
Inactive (filed 2018-09-28)
Cum Oil (all leases)
2,952,418 bbl
Cum Gas (all leases)
26,103,904 mcf
Total Permits
4