SWINDELL UNIT

Oil // district 10 // lease#41808

op: SM ENERGY COMPANY

cum_oil

91k BBL

cum_gas

0 MCF

wells

2

production

2011-10 — 2026-03

peak_month

2012-04

-- production_history

cum_oil: 91,295 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,451 BBL/mo

Di (annual)

62.1%

b-factor

0.5

EUR

89,037 BBL

R-squared

0.659

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2MIDLAND OIL AND GAS, INC.210,5002011-11-01
1MIDLAND OIL AND GAS, INC.110,5002011-08-05
EOF // data source: Texas Railroad Commission // 2026