42-391-32496

MAUDE WILLIAMS ET AL 'A'

REFUGIO County · District 2 · HILCORP ENERGY COMPANY

Permits

Max Depth

4,700 ft

First Permit

2003-02-05

Latest Activity

2014-07-15

Lifespan

11 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

QUINTANA PET. CORP. 1993-2000→ HILCORP ENERGY COMPANY 2000-2026

Lease Production

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

Formation Tops (7) Elevation 52 ft

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
SURFACE SD CLAY	1,500 ft	-1,448 ft
LARGARTO (Lagarto)	2,750 ft	-2,698 ft
OAKVILLE	3,300 ft	-3,248 ft
CATAHOULA	4,100 ft	-4,048 ft
ANAHUAC (MIOCENE) (Anahuac)	4,365 ft	-4,313 ft
FRIO-GRETA (Frio)	—	—
NO CHANGE	—	—

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 (3)

Interval	Type
3,554–3,556 ft	Perforated
3,558–3,562 ft	Perforated
4,482–4,490 ft	Perforated

Casing (3)

Size	Set Depth	Cement
9.625"	1,515 ft	605 sx
5.5"	4,653 ft	770 sx
5.5"	4,654 ft	770 sx

Permit History (3)

#788957 Recompletion

MAUDE WILLIAMS ET AL 'A' · 4,656 ft

2014-07-15

#636452 Recompletion Final Completion

WILLIAMS, MAUDE ET AL "A" · 4,656 ft

2007-04-13

#528062 Drill Final Completion

WILLIAMS, MAUDE ET AL "A" · 4,700 ft

2003-02-05

Spud 2003-02-13

Applications (3)

#788957 A HILCORP ENERGY COMPANY

received 2014-06-06

#636452 A HILCORP ENERGY COMPANY

received 2007-04-03

#528062 A HILCORP ENERGY COMPANY

received 2003-02-04

Records & Logs

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

W-2/G-1 2007-04-20 log on file

W-2/G-1 2007-05-30

W-2/G-1 2003-04-01 log on file

W-2/G-1 2003-04-17

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 REFUGIO County.

Well Details

Well Number: D164
Max Depth: 4,700 ft
Drill Type: Vertical
County: REFUGIO
District: 2
Operator: HILCORP ENERGY COMPANY

Operator

Name: HILCORP ENGY CO
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: 3,428