KEERAN

Oil // district 2 // lease#8806

op: SUE-ANN OPERATING, L.C.

fields: KOONTZ (5600)

cum_oil

508k BBL

cum_gas

0 MCF

wells

3

production

2003-06 — 2026-03

peak_month

2003-12

-- production_history

cum_oil: 508,250 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

11,970 BBL/mo

Di (annual)

45.0%

b-factor

0.4

EUR

514,720 BBL

R-squared

0.748

type

hyperbolic

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PINTAIL OIL & GAS, LLC37,4002014-10-27
5HART PETROLEUM SERVICES, INC17,4002004-12-01
2HART PETROLEUM SERVICES, INC17,4002003-10-16
EOF // data source: Texas Railroad Commission // 2026