S.W. RATLIFF '2526A'

Oil · District 08 · Lease #45890

Operator: EUREKA PROSPECTING COMPANY

Cum Oil

11k BBL

Cum Gas

40k MCF

casinghead

Wells

1

Production

2014-06 — 2016-07

Peak Month

2014-06

Production History

Cum Oil: 10,945 BBL Cum Gas: 40,121 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,521 BBL/mo

Di (annual)

688.7%

b-factor

1.5

EUR

37,319 BBL

R-squared

0.955

type

hyperbolic

Operator History (from monthly production reports)

2014-06 — 2017-03 EUREKA PROSPECTING COMPANY 34 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1SLANT OPERATING, LLC313,0002013-09-19