CHAPMAN

Oil · District 4 · Lease #12508

Operator: GEISER OPERATING, INC.

Cum Oil

136k BBL

Cum Gas

0 MCF

Wells

3

Production

1995-11 — 2019-09

Peak Month

1996-05

Production History

Cum Oil: 135,965 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

9,829 BBL/mo

Di (annual)

151.2%

b-factor

0.3

EUR

111,375 BBL

R-squared

0.922

type

hyperbolic

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
441 TGEISER, D. ALLEN47,5002005-05-20
433GEISER, D. ALLEN17,5001996-03-21
431GEISER, D. ALLEN27,5001995-10-11
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