DARLENE 1-STX

Oil // district 1 // lease#21467

op: FORMENTERA OPERATIONS LLC

cum_oil

127k BBL

cum_gas

0 MCF

wells

1

production

2024-08 — 2026-03

peak_month

2025-03

-- production_history

cum_oil: 127,031 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

25,642 BBL/mo

Di (annual)

551.6%

b-factor

0.8

EUR

207,600 BBL

R-squared

0.995

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
N731HPFORMENTERA OPERATIONS LLC310,8002024-06-28
EOF // data source: Texas Railroad Commission // 2026