CORA 18-19-G

Oil // district 10 // lease#55994

op: PIONEER NATURAL RES. USA, INC.

cum_oil

225k BBL

cum_gas

0 MCF

wells

1

production

2021-01 — 2026-03

peak_month

2021-02

-- production_history

cum_oil: 225,028 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

23,778 BBL/mo

Di (annual)

208.4%

b-factor

0.4

EUR

227,761 BBL

R-squared

0.920

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4314HPARSLEY ENERGY OPERATIONS, LLC29,5302020-06-01
EOF // data source: Texas Railroad Commission // 2026