MARGARET

Oil // district 2 // lease#9663

op: SILVER HILL ENERGY OPERATING LLC

cum_oil

354k BBL

cum_gas

0 MCF

wells

2

production

2011-04 — 2026-03

peak_month

2011-05

-- production_history

cum_oil: 354,403 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

18,927 BBL/mo

Di (annual)

173.0%

b-factor

0.8

EUR

429,803 BBL

R-squared

0.926

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HRILEY EXPLORATION, LLC212,0002011-05-23
1HRILEY EXPLORATION, LLC211,5002011-01-21
EOF // data source: Texas Railroad Commission // 2026