MANKA UNIT 2

Oil // district 2 // lease#10032

op: SILVER HILL ENERGY OPERATING LLC

cum_oil

211k BBL

cum_gas

0 MCF

wells

1

production

2011-10 — 2026-03

peak_month

2011-11

-- production_history

cum_oil: 211,120 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

7,160 BBL/mo

Di (annual)

125.4%

b-factor

0.7

EUR

183,711 BBL

R-squared

0.853

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HRILEY EXPLORATION, LLC112,0002011-07-07
EOF // data source: Texas Railroad Commission // 2026