UNIVERSITY "58-6B"

Oil // district 9 // lease#16624

op: PIONEER NATURAL RES. USA, INC.

cum_oil

58k BBL

cum_gas

0 MCF

wells

2

production

2008-04 — 2026-03

peak_month

2008-05

-- production_history

cum_oil: 57,955 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,009 BBL/mo

Di (annual)

23.9%

b-factor

0.0

EUR

50,584 BBL

R-squared

0.343

type

exponential

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2PIONEER NATURAL RES. USA, INC.110,8002010-11-30
1PIONEER NATURAL RES. USA, INC.110,5002008-01-03
EOF // multi-state drilling data platform // 2026