RANPICK

Oil // district 13 // lease#33993

op: TATANKA OPERATING, LLC

cum_oil

5k BBL

cum_gas

0 MCF

wells

1

production

2020-07 — 2026-03

peak_month

2020-10

-- production_history

cum_oil: 5,024 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

123 BBL/mo

Di (annual)

21.1%

b-factor

0.0

EUR

6,939 BBL

R-squared

0.440

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1ATOKA OPERATING, INC.17,5002019-12-31
EOF // data source: Texas Railroad Commission // 2026