KOIN

Oil // district 13 // lease#33605

op: DELFIN OPERATING, LLC

cum_oil

54k BBL

cum_gas

0 MCF

wells

1

production

2017-01 — 2026-03

peak_month

2017-04

-- production_history

cum_oil: 54,322 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

657 BBL/mo

Di (annual)

7.8%

b-factor

0.8

EUR

151,030 BBL

R-squared

0.698

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1CHOICE EXPLORATION, INC.16,9502015-12-18
EOF // data source: Texas Railroad Commission // 2026