KILLEBREW, C.P. ET AL

Oil · District 10 · Lease #8540

Operator: GRANITE OPERATING COMPANY

Cum Oil

53k BBL

Cum Gas

332k MCF

casinghead

Wells

1

Production

2011-09 — 2013-08

Peak Month

2012-10

Production History

Cum Oil: 52,762 BBL Cum Gas: 332,496 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

8,795 BBL/mo

Di (annual)

410.8%

b-factor

0.0

EUR

25,939 BBL

R-squared

0.876

type

exponential

Operator History (from monthly production reports)

2012-05 — 2014-12 APACHE CORPORATION 32 mo
2011-09 — 2012-04 GRANITE OPERATING COMPANY 8 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3PRESIDIO PETROLEUM LLC311,1002011-07-22