YOUNGBLOOD

Oil // district 11 // lease#68570

op: MARSHALL & WINSTON, INC.

cum_oil

96k BBL

cum_gas

0 MCF

wells

1

production

2003-03 — 2024-03

peak_month

2004-08

-- production_history

cum_oil: 96,078 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,606 BBL/mo

Di (annual)

96.7%

b-factor

0.5

EUR

62,155 BBL

R-squared

0.753

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1MARSHALL & WINSTON, INC.310,5002004-07-12
EOF // data source: Texas Railroad Commission // 2026