PRESTON 36K

Oil · District 08 · Lease #49002

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

231k BBL

Cum Gas

979k MCF

casinghead

Wells

1

Production

2017-06 — 2026-03

Peak Month

2018-03

Production History

Cum Oil: 231,153 BBL Cum Gas: 979,112 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

14,148 BBL/mo

Di (annual)

100.1%

b-factor

0.3

EUR

241,979 BBL

R-squared

0.947

type

hyperbolic

Operator History (from monthly production reports)

2017-06 — 2026-07 PIONEER NATURAL RES. USA, INC. 110 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
11HPIONEER NATURAL RES. USA, INC.111,1672015-07-22