GARY HEIRS

Oil // district 3 // lease#25307

op: SEV TEXAS OPERATING, LLC

cum_oil

13k BBL

cum_gas

0 MCF

wells

1

production

2009-03 — 2018-12

peak_month

2009-05

-- production_history

cum_oil: 12,534 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,315 BBL/mo

Di (annual)

756.5%

b-factor

0.7

EUR

11,162 BBL

R-squared

0.603

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1BRUINGTON OPERATING, L.L.C.211,0002008-12-29
EOF // data source: Texas Railroad Commission // 2026