KELLER

Oil · District 2 · Lease #11017

Operator: GRAND OPERATING, INC.

Fields: MINERAL

Cum Oil

4k BBL

Cum Gas

0 MCF

Wells

1

Production

2014-07 — 2017-05

Peak Month

2014-09

Production History

Cum Oil: 3,804 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

1,017 BBL/mo

Di (annual)

411.3%

b-factor

0.0

EUR

2,994 BBL

R-squared

0.574

type

exponential

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1GRAND OPERATING, INC.29,0002013-12-30
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