ESPF "B"

Oil // district 3 // lease#25936

op: TRAILBLAZER ENERGY RESOURCES,LLC

cum_oil

81k BBL

cum_gas

0 MCF

wells

1

production

2011-10 — 2026-03

peak_month

2011-11

-- production_history

cum_oil: 81,340 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

5,429 BBL/mo

Di (annual)

179.1%

b-factor

0.4

EUR

60,353 BBL

R-squared

0.627

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4SANDI PRODUCTION, INC.211,4732011-10-25
EOF // data source: Texas Railroad Commission // 2026