SWINK 402

Oil · District 14 · Lease #8417

Operator: HIGHMARK ENERGY OPERATING, LLC

Cum Oil

189k BBL

Cum Gas

0 MCF

Wells

1

Production

2011-04 — 2026-03

Peak Month

2011-06

Production History

Cum Oil: 189,162 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

11,716 BBL/mo

Di (annual)

564.6%

b-factor

1.2

EUR

204,840 BBL

R-squared

0.926

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HEOG RESOURCES, INC.19,0002011-01-12
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