GRIGGS UNIT

Oil // district 8 // lease#32120

op: HGN OPERATING I, LLC

cum_oil

11k BBL

cum_gas

0 MCF

wells

1

production

2017-01 — 2026-03

peak_month

2017-03

-- production_history

cum_oil: 10,737 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

274 BBL/mo

Di (annual)

23.3%

b-factor

0.0

EUR

14,105 BBL

R-squared

0.391

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HGN OPERATING I, LLC16,4002016-11-30
EOF // data source: Texas Railroad Commission // 2026