HALFF 2A

Oil // district 9 // lease#18347

op: PIONEER NATURAL RES. USA, INC.

cum_oil

94k BBL

cum_gas

0 MCF

wells

2

production

2013-08 — 2026-03

peak_month

2014-06

-- production_history

cum_oil: 93,899 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,887 BBL/mo

Di (annual)

74.7%

b-factor

0.6

EUR

101,761 BBL

R-squared

0.703

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2PARSLEY ENERGY OPERATIONS, LLC111,8002014-03-15
1HANNATHON PETROLEUM, LLC112,0002013-06-27
EOF // multi-state drilling data platform // 2026