42-175-30990

Final Completion

HENKE E.

GOLIAD County · District 2 · CUMMINS & WALKER OIL CO. INC. · WENSKE (4600)

Permits

4

Max Depth

5,412 ft

First Permit

1977-09-29

Latest Activity

2008-09-16

Lifespan

31 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1978-12-01

Shut-In

Plugged

!

EWA / Production operator mismatch

Scheduling: CUMMINS & WALKER OIL CO. INC. ≠ Production: ESTATE OF JAMES L. NELSON (reported 2026-03)

!

EWA / Permit operator mismatch

Scheduling: CUMMINS & WALKER OIL CO. INC. ≠ Permit: NELSON, JAMES L.

Resolved via: productionESTATE OF JAMES L. NELSON

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

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 (1) Elevation 253 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
COOK MOUNTAIN 5,093 ft-4,840 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 (4)

IntervalType
2,273–2,319 ftPerforated
4,716–4,720 ftPerforated
5,093–5,098 ftPerforated
5,093–? ftPerforated

Casing (4)

SizeSet DepthCement
8.625"835 ft375 sx
2.375"2,297 ft
2.375"4,615 ft
4.5"5,403 ft920 sx

Permit History (4)

Applications (4)

#670036 A NELSON, JAMES L.
received 2008-08-27
#51781 A CUMMINS & WALKER OIL CO., INC.
received 1979-06-28
#32144 A CUMMINS & WALKER OIL CO., INC.
received 1978-09-08
#5685 A CUMMINS & WALKER OIL CO., INC.
received 1977-09-29

Records & Logs

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

W-2/G-1 2008-10-22 log on file
W-2/G-1 2008-12-02
W-2/G-1 1979-06-25
W-2/G-1 1979-01-18
W-2/G-1 1977-09-22

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 GOLIAD County.

Well Details

Well Number
1
Max Depth
5,412 ft
Drill Type
Vertical
County
GOLIAD
District
2
Completed
1978-12-01

Operator

Location
AUSTIN
P-5 Status
Active (filed 2026-02-04)
Cum Oil (all leases)
1,531,327 bbl
Cum Gas (all leases)
14,651,789 mcf
Total Permits
365