RAWLE "A"

Oil // district 13 // lease#30433

op: DEVON ENERGY PRODUCTION CO, L.P.

cum_oil

9k BBL

cum_gas

0 MCF

wells

1

production

2005-03 — 2007-06

peak_month

2005-03

-- production_history

cum_oil: 8,661 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,798 BBL/mo

Di (annual)

732.8%

b-factor

0.9

EUR

14,078 BBL

R-squared

0.920

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HCHIEF OIL & GAS LLC *29,6272026-01-27
EOF // data source: Texas Railroad Commission // 2026