TAT O 8-9

Oil // district 9 // lease#23050

op: DE CENTRAL OPERATING, LLC

cum_oil

135k BBL

cum_gas

0 MCF

wells

2

production

2025-04 — 2026-03

peak_month

2025-07

-- production_history

cum_oil: 134,967 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

37,545 BBL/mo

Di (annual)

416.2%

b-factor

0.9

EUR

478,666 BBL

R-squared

0.848

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4215HDE IV OPERATING, LLC210,6052025-02-05
4415HDE IV OPERATING, LLC210,6052025-02-05
EOF // data source: Texas Railroad Commission // 2026