RIGGS

Oil // district 8 // lease#28511

op: PATRIOT RESOURCES, INC.

cum_oil

88k BBL

cum_gas

0 MCF

wells

1

production

1998-07 — 2026-03

peak_month

1998-07

-- production_history

cum_oil: 87,553 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

924 BBL/mo

Di (annual)

12.0%

b-factor

0.0

EUR

91,899 BBL

R-squared

0.440

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1WALTER EXPLORATION INC.27,3501998-04-08
EOF // data source: Texas Railroad Commission // 2026