WAMBLE, R. E. ESTATE 'D'

Oil // district 14 // lease#9218

op: PRESIDIO PETROLEUM LLC

cum_oil

342 BBL

cum_gas

0 MCF

wells

1

production

2014-11 — 2026-03

peak_month

2015-01

-- production_history

cum_oil: 342 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

34 BBL/mo

Di (annual)

150.1%

b-factor

0.0

EUR

263 BBL

R-squared

0.487

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2DIAMOND SHAMROCK EXPLORATION CO.39,0502014-11-06
EOF // data source: Texas Railroad Commission // 2026