UNIVERSITY 18-19

Oil // district 10 // lease#25071

op: PERCUSSION PETROLEUM OPER II,LLC

cum_oil

157k BBL

cum_gas

0 MCF

wells

2

production

1993-01 — 2026-03

peak_month

1993-12

-- production_history

cum_oil: 156,535 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,349 BBL/mo

Di (annual)

15.5%

b-factor

0.4

EUR

152,871 BBL

R-squared

0.830

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1UNION TEXAS PETROLEUM CORP.317,3752022-05-10
2UNION TEXAS PETROLEUM CORP.211,5002020-05-26
EOF // data source: Texas Railroad Commission // 2026