MARY F. LAMBERT -E-

Oil · District 02 · Lease #9435

Operator: HILCORP ENERGY COMPANY

Cum Oil

13k BBL

Cum Gas

21k MCF

casinghead

Wells

1

Production

2010-05 — 2017-05

Peak Month

2010-06

Production History

Cum Oil: 13,439 BBL Cum Gas: 20,886 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

911 BBL/mo

Di (annual)

394.1%

b-factor

1.1

EUR

17,547 BBL

R-squared

0.822

type

hyperbolic

Operator History (from monthly production reports)

2010-05 — 2026-07 HILCORP ENERGY COMPANY 195 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
E 4HILCORP ENERGY COMPANY26,0102009-09-15