DARLINGTON UNIT 11A

Oil // district 10 // lease#46920

op: VTX ENERGY OPERATING, LLC

cum_oil

873k BBL

cum_gas

0 MCF

wells

2

production

2015-06 — 2026-03

peak_month

2015-07

-- production_history

cum_oil: 873,487 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

12,347 BBL/mo

Di (annual)

15.5%

b-factor

0.0

EUR

958,350 BBL

R-squared

0.352

type

exponential

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3HPRI OPERATING, LLC113,0002017-11-27
1HPATRIOT RESOURCES, INC.213,0002014-10-31
EOF // data source: Texas Railroad Commission // 2026