MUSTANG WEST C 8-27

Oil // district 9 // lease#21401

op: PIONEER NATURAL RES. USA, INC.

cum_oil

530k BBL

cum_gas

0 MCF

wells

2

production

2021-08 — 2026-03

peak_month

2021-10

-- production_history

cum_oil: 530,249 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

15,980 BBL/mo

Di (annual)

51.1%

b-factor

0.0

EUR

375,294 BBL

R-squared

0.444

type

exponential

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4203HDE3 OPERATING LLC19,7102021-03-02
4403HDE3 OPERATING LLC19,7102021-03-02
EOF // data source: Texas Railroad Commission // 2026