MADISON

Oil · District 9 · Lease #15945

Operator: ST. MARY LAND & EXPLORATION CO.

Cum Oil

216k BBL

Cum Gas

0 MCF

Wells

3

Production

2006-04 — 2026-03

Peak Month

2006-11

Production History

Cum Oil: 216,216 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

4,096 BBL/mo

Di (annual)

34.4%

b-factor

0.3

EUR

201,227 BBL

R-squared

0.802

type

hyperbolic

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3715ST. MARY LAND & EXPLORATION CO.111,7502008-09-12
3703HENRY PETROLEUM LP110,8002006-03-15
3707HENRY PETROLEUM LP110,8002005-12-30
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