WILLIAMS, MAUDE ET AL -A-

Oil · District 02 · Lease #5125

Operator: QUINTANA PET. CORP.

Cum Oil

131k BBL

Cum Gas

365k MCF

casinghead

Wells

4

Production

1993-01 — 2006-02

Peak Month

2005-07

Production History

Cum Oil: 130,544 BBL Cum Gas: 365,145 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,317 BBL/mo

Di (annual)

21.9%

b-factor

0.0

EUR

126,810 BBL

R-squared

0.712

type

exponential

Operator History (from monthly production reports)

2000-12 — 2008-03 HILCORP ENERGY COMPANY 88 mo
1993-01 — 2000-11 QUINTANA PET. CORP. 95 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
D 88 LHILCORP ENERGY COMPANY158,0002022-08-19
D 98HILCORP ENERGY COMPANY118,1712013-06-12
D 84 UHILCORP ENERGY COMPANY68,6002012-09-17
D 90 UHILCORP ENERGY COMPANY58,5002005-07-18