HANNIS

Oil · District 8 · Lease #28575

Operator: SPENCE ENERGY COMPANY

Cum Oil

4k BBL

Cum Gas

0 MCF

Wells

3

Production

1999-01 — 2003-10

Peak Month

1999-09

Production History

Cum Oil: 4,377 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

361 BBL/mo

Di (annual)

95.2%

b-factor

0.0

EUR

4,541 BBL

R-squared

0.433

type

exponential

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3SPENCE ENERGY COMPANY15,0001999-01-21
1SPENCE ENERGY COMPANY15,0001998-11-25
2SPENCE ENERGY COMPANY15,0001998-11-25
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