PRESTON E13B

Oil · District 08 · Lease #51241

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

536k BBL

Cum Gas

2.6M MCF

casinghead

Wells

2

Production

2018-11 — 2026-04

Peak Month

2018-11

Production History

Cum Oil: 535,513 BBL Cum Gas: 2,587,892 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

12,253 BBL/mo

Di (annual)

28.2%

b-factor

0.0

EUR

521,800 BBL

R-squared

0.525

type

exponential

Operator History (from monthly production reports)

2018-11 — 2026-07 PIONEER NATURAL RES. USA, INC. 93 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
105HPIONEER NATURAL RES. USA, INC.110,5512019-06-13
102HPIONEER NATURAL RES. USA, INC.110,6002018-02-14