WINKLEMAN "B"

Oil // district 10 // lease#37532

op: PIONEER NATURAL RES. USA, INC.

cum_oil

12k BBL

cum_gas

0 MCF

wells

1

production

2005-04 — 2026-03

peak_month

2005-04

-- production_history

cum_oil: 11,995 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

231 BBL/mo

Di (annual)

92.4%

b-factor

1.1

EUR

12,949 BBL

R-squared

0.478

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2NORTHSTAR OPERATING COMPANY111,7002004-10-19
EOF // multi-state drilling data platform // 2026