CHAPMAN -A-

Oil · District 04 · Lease #12742

Operator: GEISER, D. ALLEN

Cum Oil

23k BBL

Cum Gas

3k MCF

casinghead

Wells

1

Production

1998-02 — 2005-03

Peak Month

1998-04

Production History

Cum Oil: 22,530 BBL Cum Gas: 3,276 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

565 BBL/mo

Di (annual)

26.9%

b-factor

0.0

EUR

25,161 BBL

R-squared

0.708

type

exponential

Operator History (from monthly production reports)

1998-02 — 2005-08 GEISER, D. ALLEN 91 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
441GEISER D. ALLEN47,5002005-05-20