KILLEBREW, C.P. ET AL

Oil // district 14 // lease#8540

op: GRANITE OPERATING COMPANY

cum_oil

53k BBL

cum_gas

0 MCF

wells

1

production

2011-09 — 2014-12

peak_month

2012-06

-- production_history

cum_oil: 52,762 BBL cum_gas: 0 MCF

-- 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

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3GRANITE OPERATING COMPANY311,1002011-07-22
EOF // data source: Texas Railroad Commission // 2026