HANNIS

Oil // district 13 // lease#33664

op: OKIE OPERATING COMPANY, LTD.

cum_oil

39k BBL

cum_gas

0 MCF

wells

1

production

2017-11 — 2026-03

peak_month

2021-04

-- production_history

cum_oil: 38,776 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

616 BBL/mo

Di (annual)

26.5%

b-factor

0.0

EUR

27,833 BBL

R-squared

0.396

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1COOPER OIL & GAS, LLC14,9992017-10-13
EOF // data source: Texas Railroad Commission // 2026