UNIVERSITY SOUTH

Oil // district 9 // lease#18358

op: UPP OPERATING, LLC

cum_oil

176k BBL

cum_gas

0 MCF

wells

5

production

2013-08 — 2026-03

peak_month

2013-12

-- production_history

cum_oil: 175,568 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

4,084 BBL/mo

Di (annual)

60.5%

b-factor

0.9

EUR

251,039 BBL

R-squared

0.681

type

hyperbolic

-- wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
901HHIGHMOUNT EXPL & PROD TEXAS LLC16,6002014-01-23
902HHIGHMOUNT EXPL & PROD TEXAS LLC16,6002014-01-23
802HHIGHMOUNT EXPL & PROD TEXAS LLC16,6002013-10-11
803HHIGHMOUNT EXPL & PROD TEXAS LLC26,6002013-09-20
801HIGHMOUNT EXPL & PROD TEXAS LLC17,5002013-04-17
EOF // data source: Texas Railroad Commission // 2026