WILLINGHAM 69

Oil // district 10 // lease#44317

op: RANGE PRODUCTION COMPANY

cum_oil

28k BBL

cum_gas

0 MCF

wells

1

production

2013-01 — 2026-03

peak_month

2013-02

-- production_history

cum_oil: 27,846 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,082 BBL/mo

Di (annual)

190.6%

b-factor

1.1

EUR

35,976 BBL

R-squared

0.697

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HRANGE PRODUCTION COMPANY210,0002012-08-20
EOF // data source: Texas Railroad Commission // 2026