WILLIAMS, MAUDE ET AL "A"

Oil · District 02 · Lease #7891

Operator: QUINTANA PET. CORP.

Cum Oil

58k BBL

Cum Gas

199k MCF

casinghead

Wells

2

Production

1993-07 — 2001-07

Peak Month

1996-01

Production History

Cum Oil: 58,292 BBL Cum Gas: 199,122 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,255 BBL/mo

Di (annual)

185.4%

b-factor

0.6

EUR

49,149 BBL

R-squared

0.647

type

hyperbolic

Operator History (from monthly production reports)

2000-12 — 2026-07 HILCORP ENERGY COMPANY 308 mo
1993-07 — 2000-11 QUINTANA PET. CORP. 89 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
D148HILCORP ENERGY COMPANY146,1002016-01-06
D 77HILCORP ENERGY COMPANY57,1472006-12-15