WEST RANCH STATE OIL & GAS UNIT1

Oil // district 2 // lease#9358

op: HILCORP ENERGY COMPANY

cum_oil

608 BBL

cum_gas

0 MCF

wells

1

production

2009-10 — 2013-02

peak_month

2009-12

-- production_history

cum_oil: 608 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

105 BBL/mo

Di (annual)

513.1%

b-factor

0.0

EUR

247 BBL

R-squared

0.590

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
14VINTAGE PETROLEUM, INC.119,1002012-09-25
EOF // data source: Texas Railroad Commission // 2026