CERNOSEK

Oil // district 3 // lease#27066

op: GEOSOUTHERN OPERATING II, LLC

cum_oil

71k BBL

cum_gas

0 MCF

wells

1

production

2015-07 — 2026-03

peak_month

2015-09

-- production_history

cum_oil: 71,291 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

3,982 BBL/mo

Di (annual)

151.6%

b-factor

0.5

EUR

61,440 BBL

R-squared

0.789

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HGEOSOUTHERN ENERGY CORPORATION314,0002015-02-10
EOF // data source: Texas Railroad Commission // 2026