BIGONY 1

Oil // district 10 // lease#42813

op: SM ENERGY COMPANY

cum_oil

58k BBL

cum_gas

0 MCF

wells

2

production

2011-12 — 2026-03

peak_month

2015-03

-- production_history

cum_oil: 57,849 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

780 BBL/mo

Di (annual)

29.3%

b-factor

0.0

EUR

31,878 BBL

R-squared

0.496

type

exponential

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2ATHLON HOLDINGS LP29,7902014-07-22
1ELEMENT PETROLEUM OPERATING, LLC111,0002011-07-28
EOF // data source: Texas Railroad Commission // 2026