42-391-00540

MAUDE WILLIAMS ET AL "B"

REFUGIO County · District 2 · HILCORP ENERGY COMPANY

Permits

Max Depth

6,300 ft

First Permit

1998-10-20

Latest Activity

2010-11-05

Lifespan

12 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 (8) Elevation 60 ft

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
SURFACE SAND CLAY	1,500 ft	-1,440 ft
LARGARTO (Lagarto)	2,750 ft	-2,690 ft
OAKVILLE	3,300 ft	-3,240 ft
CATAHOULA (MIOCENE) (Catahoula)	4,100 ft	-4,040 ft
ANAHUAC (MIOCENE) (Anahuac)	4,365 ft	-4,305 ft
FRIO-GRETA (OILG) (Frio)	4,785 ft	-4,725 ft
MIDDLE FRIO (SINTON) (Frio)	5,400 ft	-5,340 ft
LOWER FRIO (OLIG) (Frio)	6,300 ft	-6,240 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 (2)

Interval	Type
5,900–5,905 ft	Perforated
?–5,800 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	1,021 ft	350 sx
2.875"	6,187 ft	800 sx

Permit History (3)

#704639 Recompletion

MAUDE WILLIAMS ET AL "B" · 6,300 ft

2010-11-05

#503940 Recompletion Final Completion

WILLIAMS, MAUDE ET AL 'B' · 6,300 ft

2001-01-12

Spud 2001-05-16

#480224 Recompletion

WILLIAMS, MAUDE ET AL 'B' · 6,300 ft

1998-10-20

Applications (3)

#704639 A HILCORP ENERGY COMPANY

received 2010-11-01

#503940 A HILCORP ENERGY COMPANY

received 2001-01-11

#480224 A QUINTANA PET. CORP.

received 1998-10-16

Records & Logs

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

W-2/G-1 2001-06-04 log on file

W-2/G-1 2001-08-02

W-2/G-1 1984-01-12

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: 27
Max Depth: 6,300 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