SHEFFIELD RANCH A

Oil · District 1 · Lease #16325

Operator: VENADO OPERATING COMPANY LLC

Cum Oil

257k BBL

Cum Gas

0 MCF

Wells

2

Production

2011-09 — 2026-03

Peak Month

2012-03

Production History

Cum Oil: 256,515 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

15,595 BBL/mo

Di (annual)

190.7%

b-factor

0.5

EUR

192,489 BBL

R-squared

0.860

type

hyperbolic

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HEF ENERGY, L.L.C.37,5002013-01-25
1HEF ENERGY, L.L.C.27,5002011-07-25
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