PRESTON E13I

Oil · District 08 · Lease #52476

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

402k BBL

Cum Gas

1.9M MCF

casinghead

Wells

1

Production

2019-05 — 2026-03

Peak Month

2020-07

Production History

Cum Oil: 401,616 BBL Cum Gas: 1,876,762 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

21,678 BBL/mo

Di (annual)

87.2%

b-factor

0.3

EUR

425,403 BBL

R-squared

0.965

type

hyperbolic

Operator History (from monthly production reports)

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

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
109HPIONEER NATURAL RES. USA, INC.110,6002018-07-12