NICHOLSON

Oil // district 1 // lease#15876

op: BLACKBRUSH O & G, LLC

cum_oil

39k BBL

cum_gas

0 MCF

wells

1

production

2011-08 — 2026-03

peak_month

2011-08

-- production_history

cum_oil: 39,183 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,784 BBL/mo

Di (annual)

229.0%

b-factor

0.7

EUR

41,286 BBL

R-squared

0.874

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HBLACKBRUSH O & G, INC.18,0002011-06-13
EOF // data source: Texas Railroad Commission // 2026