WINDHAM

Oil // district 9 // lease#18266

op: SUMMIT PETROLEUM LLC

cum_oil

82k BBL

cum_gas

0 MCF

wells

2

production

2013-03 — 2026-03

peak_month

2013-05

-- production_history

cum_oil: 82,009 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

832 BBL/mo

Di (annual)

9.4%

b-factor

0.0

EUR

105,197 BBL

R-squared

0.341

type

exponential

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1SUMMIT PETROLEUM LLC410,5002015-01-05
202SUMMIT PETROLEUM LLC110,8002012-12-07
EOF // data source: Texas Railroad Commission // 2026