TUPPEN (PETTET) 3

Oil // district 6 // lease#14973

op: SWN PRODUCTION COMPANY, LLC

cum_oil

43k BBL

cum_gas

0 MCF

wells

1

production

2010-05 — 2026-03

peak_month

2010-07

-- production_history

cum_oil: 42,898 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,611 BBL/mo

Di (annual)

119.5%

b-factor

0.7

EUR

43,158 BBL

R-squared

0.888

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HSOUTHWESTERN ENERGY PROD. CO.18,0002010-02-11
EOF // data source: Texas Railroad Commission // 2026