STILES 4C

Oil · District 14 · Lease #9019

Operator: TAPSTONE ENERGY, LLC

Cum Oil

57k BBL

Cum Gas

0 MCF

Wells

1

Production

2014-02 — 2026-03

Peak Month

2014-03

Production History

Cum Oil: 57,469 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

4,761 BBL/mo

Di (annual)

145.4%

b-factor

0.3

EUR

56,025 BBL

R-squared

0.959

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1904HAPACHE CORPORATION111,0002013-10-25
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