PATTERSON UNIT

Oil // district 10 // lease#47570

op: OXY USA INC.

cum_oil

583k BBL

cum_gas

0 MCF

wells

2

production

2015-07 — 2026-03

peak_month

2015-11

-- production_history

cum_oil: 582,948 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

26,085 BBL/mo

Di (annual)

87.4%

b-factor

0.2

EUR

447,824 BBL

R-squared

0.848

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2707WATHREE RIVERS OPERATING CO II LLC217,0002014-11-26
2702WATHREE RIVERS OPERATING CO II LLC217,0002014-11-03
EOF // data source: Texas Railroad Commission // 2026