42-391-31877

Final Completion

WILLIAMS MAUDE ETAL -A-

REFUGIO County · District 2 · HILCORP ENERGY COMPANY · LAKE PASTURE (H-440 SAND)

Permits

1

Max Depth

4,650 ft

First Permit

1985-08-05

Latest Activity

1985-08-05

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1985-08-28

Shut-In

Plugged

!

EWA / Production operator mismatch

Scheduling: HILCORP ENERGY COMPANY ≠ Production: T-C OIL COMPANY, LLC (reported 2026-04)

!

EWA / Permit operator mismatch

Scheduling: HILCORP ENERGY COMPANY ≠ Permit: T - C OIL COMPANY

Resolved via: productionT-C OIL COMPANY, LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

Lease Production

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

Formation Tops (6) Elevation 63 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
LAGARTO 1 ft+62 ft
EOCENE2,630 ft-2,567 ft
MIOCENE (Miocene (undifferentiated))3,010 ft-2,947 ft
CATAHOULA 3,710 ft-3,647 ft
GRETA 4,370 ft-4,307 ft
LAGARTO

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 (2)

IntervalType
4,396–4,477 ftPerforated
4,503–4,508 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"1,532 ft700 sx
5.5"4,614 ft875 sx

Permit History (1)

Applications (1)

#281819 A T - C OIL COMPANY
received 1985-07-31

Records & Logs

4 completion filings on record.

W-2/G-1 2012-05-03
W-2/G-1 1985-10-09
W-2/G-1 1985-10-25
W-2/G-1 1985-10-19

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 REFUGIO County.

Well Details

Well Number
83
Max Depth
4,650 ft
Drill Type
Vertical
County
REFUGIO
District
2
Completed
1985-08-28

Operator

Location
HOUSTON
P-5 Status
X (filed 2026-03-27)
Cum Oil (all leases)
75,699,281 bbl
Cum Gas (all leases)
1,779,939,645 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits
3,430