UNIVERSITY 4-21

Oil // district 9 // lease#18045

op: ROCKPORT ENERGY SOLUTIONS LLC

cum_oil

17k BBL

cum_gas

0 MCF

wells

1

production

2012-09 — 2026-03

peak_month

2012-11

-- production_history

cum_oil: 16,969 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

648 BBL/mo

Di (annual)

166.9%

b-factor

1.0

EUR

20,665 BBL

R-squared

0.595

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1OPAL RESOURCES OPERATING CO.,LLC113,0002012-03-01
EOF // data source: Texas Railroad Commission // 2026