COWDEN 'F'

Oil // district 10 // lease#55237

op: OCTANE ENERGY OPERATING, LLC

cum_oil

91k BBL

cum_gas

0 MCF

wells

4

production

2020-11 — 2026-03

peak_month

2022-07

-- production_history

cum_oil: 90,739 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

3,116 BBL/mo

Di (annual)

165.8%

b-factor

1.6

EUR

198,072 BBL

R-squared

0.868

type

hyperbolic

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5PECOS OPERATING COMPANY, LLC48,2502022-04-26
6FIVESTONES ENERGY LLC48,1692022-04-26
1FIVESTONES ENERGY LLC48,6002021-04-30
2FIVESTONES ENERGY LLC38,1612020-10-26
EOF // data source: Texas Railroad Commission // 2026