PRESTON 36D

Oil · District 08 · Lease #47879

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

221k BBL

Cum Gas

1.3M MCF

casinghead

Wells

1

Production

2016-01 — 2026-04

Peak Month

2016-02

Production History

Cum Oil: 221,120 BBL Cum Gas: 1,327,832 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

12,748 BBL/mo

Di (annual)

133.8%

b-factor

0.4

EUR

189,343 BBL

R-squared

0.871

type

hyperbolic

Operator History (from monthly production reports)

2016-01 — 2026-07 PIONEER NATURAL RES. USA, INC. 127 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4HPIONEER NATURAL RES. USA, INC.111,1672015-05-20