UNIVERSITY 4-28

Oil // district 9 // lease#18067

op: ROCKPORT ENERGY SOLUTIONS LLC

cum_oil

186k BBL

cum_gas

0 MCF

wells

1

production

2012-11 — 2026-03

peak_month

2013-05

-- production_history

cum_oil: 185,575 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

4,916 BBL/mo

Di (annual)

40.7%

b-factor

0.1

EUR

160,786 BBL

R-squared

0.909

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2OPAL RESOURCES OPERATING CO.,LLC113,0002012-07-18
EOF // data source: Texas Railroad Commission // 2026