PINTAIL WEST B 31-30

Oil // district 10 // lease#55764

op: PIONEER NATURAL RES. USA, INC.

cum_oil

770k BBL

cum_gas

0 MCF

wells

3

production

2021-04 — 2026-03

peak_month

2021-11

-- production_history

cum_oil: 769,821 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

26,321 BBL/mo

Di (annual)

55.4%

b-factor

0.0

EUR

569,811 BBL

R-squared

0.597

type

exponential

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2802HDE3 OPERATING LLC110,0002020-12-15
4202HDE3 OPERATING LLC110,0002020-12-15
4302HDE3 OPERATING LLC110,0002020-12-15
EOF // data source: Texas Railroad Commission // 2026