HALFF 2B

Oil // district 9 // lease#18580

op: PIONEER NATURAL RES. USA, INC.

cum_oil

72k BBL

cum_gas

0 MCF

wells

2

production

2013-12 — 2026-03

peak_month

2014-08

-- production_history

cum_oil: 71,653 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,952 BBL/mo

Di (annual)

62.6%

b-factor

0.7

EUR

92,139 BBL

R-squared

0.640

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2PARSLEY ENERGY OPERATIONS, LLC111,8002014-04-25
1PARSLEY ENERGY OPERATIONS, LLC212,0002013-10-30
EOF // multi-state drilling data platform // 2026