CAMPBELL -83-

Oil // district 10 // lease#28512

op: PIONEER NATURAL RES. USA, INC.

cum_oil

28k BBL

cum_gas

0 MCF

wells

1

production

1993-01 — 2026-03

peak_month

2023-07

-- production_history

cum_oil: 28,057 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

248 BBL/mo

Di (annual)

455.2%

b-factor

1.3

EUR

5,925 BBL

R-squared

0.896

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PARKER & PARSLEY, INC.19,6001983-09-28
EOF // multi-state drilling data platform // 2026