BARBER -15-

Oil // district 10 // lease#36196

op: WHITING OIL AND GAS CORPORATION

cum_oil

59k BBL

cum_gas

0 MCF

wells

2

production

2000-02 — 2026-03

peak_month

2000-02

-- production_history

cum_oil: 58,790 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

394 BBL/mo

Di (annual)

9.3%

b-factor

0.0

EUR

50,134 BBL

R-squared

0.317

type

exponential

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4DEVON SFS OPERATING, INC.18,3002001-03-23
1SANTA FE ENERGY RESOURCES, INC.18,3001999-09-02
EOF // data source: Texas Railroad Commission // 2026