SONORA

Oil // district 9 // lease#21073

op: FELDERHOFF PRODUCTION COMPANY

cum_oil

10k BBL

cum_gas

0 MCF

wells

1

production

2020-08 — 2026-03

peak_month

2020-08

-- production_history

cum_oil: 9,925 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

375 BBL/mo

Di (annual)

63.9%

b-factor

0.7

EUR

17,398 BBL

R-squared

0.774

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1FELDERHOFF PRODUCTION COMPANY12,2002019-12-11
EOF // data source: Texas Railroad Commission // 2026