H.K. RANCH

Oil // district 2 // lease#8900

op: SUE-ANN OPERATING, L.C.

fields: KOONTZ (5600)

cum_oil

116k BBL

cum_gas

0 MCF

wells

2

production

2004-09 — 2026-03

peak_month

2004-10

-- production_history

cum_oil: 116,083 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,038 BBL/mo

Di (annual)

10.1%

b-factor

0.0

EUR

122,837 BBL

R-squared

0.409

type

exponential

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HART PETROLEUM SERVICES, INC37,7002005-04-01
1HART PETROLEUM SERVICES, INC27,7002004-07-01
EOF // data source: Texas Railroad Commission // 2026