OLSOVSKY UNIT

Oil // district 2 // lease#10520

op: SABINE OIL & GAS LLC

cum_oil

70k BBL

cum_gas

0 MCF

wells

1

production

2013-03 — 2026-03

peak_month

2013-03

-- production_history

cum_oil: 70,163 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

3,370 BBL/mo

Di (annual)

518.4%

b-factor

1.0

EUR

43,501 BBL

R-squared

0.643

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HNFR ENERGY, LLC213,0002012-10-09
EOF // data source: Texas Railroad Commission // 2026