POWELL "23-B"

Oil // district 9 // lease#10889

op: PIONEER NATURAL RES. USA, INC.

cum_oil

88k BBL

cum_gas

0 MCF

wells

2

production

1993-01 — 2026-03

peak_month

2000-12

-- production_history

cum_oil: 87,625 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

746 BBL/mo

Di (annual)

11.4%

b-factor

0.0

EUR

78,053 BBL

R-squared

0.722

type

exponential

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2COX, JOHN L.29,4002000-08-04
1COX, JOHN L.19,4001984-04-17
EOF // data source: Texas Railroad Commission // 2026