42-391-00272

Final Completion

MAUDE WILLIAMS ET AL A

REFUGIO County · District 2 · HILCORP ENERGY COMPANY · LAKE PASTURE (M-338)

Permits

Max Depth

5,780 ft

First Permit

1989-11-27

Latest Activity

2011-11-07

Lifespan

22 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2009-01-29

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

UIC Permit Cancelled 1992-03-27 UIC #000001735 permitted 1971-08-16

Permitted Volume

2,000 bbl/d

Max Pressure

1,500 psi

Injection Interval

5,700–5,704 ft

Injected (12mo)

—

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 (21) Elevation 57 ft

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
LARGARTO (Lagarto)	1,500 ft	-1,443 ft
SURFACE SAND CLAY	1,500 ft	-1,443 ft
LAGARTO	2,750 ft	-2,693 ft
OAKVILLE	2,750 ft	-2,693 ft
CATAHOULA (MIOCENE) (Catahoula)	3,300 ft	-3,243 ft
CATAHOULA(MIOCENE) (Catahoula)	3,300 ft	-3,243 ft
OAKVILLE	3,300 ft	-3,243 ft
ANAHUAC (MIOCENE) (Anahuac)	4,100 ft	-4,043 ft
ANAHUAC(MIOCENE) (Anahuac)	4,100 ft	-4,043 ft
CATAHOULA (MIOCENE) (Catahoula)	4,100 ft	-4,043 ft
ANAHUAC (MIOCENE) (Anahuac)	4,365 ft	-4,308 ft
FRIO-GRETA (OLIGOCENE) (Frio)	4,365 ft	-4,308 ft
FRIO-GRETA(OLIGOCENE) (Frio)	4,365 ft	-4,308 ft
FRIO-GRETA (OLIG) (Frio)	4,785 ft	-4,728 ft
MIDDLE FRIO (SINTON) (Frio)	5,000 ft	-4,943 ft
MIDDLE FRIO(SINTON) (Frio)	5,000 ft	-4,943 ft
LOWER FRIO (OLIG) (Frio)	5,400 ft	-5,343 ft
MIDDLE FRIO (SINTON) (Frio)	5,400 ft	-5,343 ft
FRIO	5,780 ft	-5,723 ft
LOWER FRIO (OLIGOCENE) (Frio)	5,780 ft	-5,723 ft
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 (10)

Interval	Type
3,309–3,315 ft	Perforated
3,374–3,382 ft	Perforated
3,478–3,485 ft	Perforated
3,492–3,497 ft	Perforated
3,640–3,650 ft	Perforated
5,182–5,194 ft	Perforated
5,695–5,700 ft	Perforated
5,700–5,704 ft	Perforated
5,709–5,714 ft	Perforated
?–5,712 ft	Perforated

Casing (2)

Size	Set Depth	Cement
9.625"	1,527 ft	600 sx
5.5"	5,779 ft	800 sx

Permit History (7)

#727410 Recompletion Final Completion

MAUDE WILLIAMS ET AL 'A' · 5,780 ft

2011-11-07

Spud 2011-11-03

#677855 Recompletion Final Completion

MAUDE WILLIAMS ET AL "A" · 5,780 ft

2009-01-29

Spud 2009-01-26

#624958 Recompletion