PRESTON E13G

Oil · District 08 · Lease #52227

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

387k BBL

Cum Gas

2.1M MCF

casinghead

Wells

1

Production

2019-05 — 2026-04

Peak Month

2020-08

Production History

Cum Oil: 387,139 BBL Cum Gas: 2,141,382 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

27,941 BBL/mo

Di (annual)

125.8%

b-factor

0.3

EUR

380,674 BBL

R-squared

0.975

type

hyperbolic

Operator History (from monthly production reports)

2019-05 — 2026-07 PIONEER NATURAL RES. USA, INC. 87 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
107HPIONEER NATURAL RES. USA, INC.110,6002018-07-12