BIG CREEK

Oil · District 11 · Lease #69441

Operator: SOJOURNER DRILLING CORPORATION

Cum Oil

58k BBL

Cum Gas

0 MCF

Wells

1

Production

2008-12 — 2022-05

Peak Month

2009-09

Production History

Cum Oil: 58,276 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

2,211 BBL/mo

Di (annual)

53.1%

b-factor

0.1

EUR

55,430 BBL

R-squared

0.792

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HROUND ROCK RESOURCES, INC.19,0002008-07-15
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