MATTHEWS

Oil // district 10 // lease#35054

op: PIONEER NATURAL RES. USA, INC.

cum_oil

102k BBL

cum_gas

0 MCF

wells

2

production

1996-08 — 2026-03

peak_month

2001-01

-- production_history

cum_oil: 101,781 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

843 BBL/mo

Di (annual)

12.8%

b-factor

0.0

EUR

79,105 BBL

R-squared

0.665

type

exponential

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2ABRAXAS PETROLEUM CORPORATION19,2002000-08-23
1ABRAXAS PRODUCTION CORPORATION19,1001995-05-19
EOF // data source: Texas Railroad Commission // 2026