PRESTON W13G

Oil · District 08 · Lease #52138

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

329k BBL

Cum Gas

1.0M MCF

casinghead

Wells

1

Production

2019-05 — 2026-04

Peak Month

2020-05

Production History

Cum Oil: 328,661 BBL Cum Gas: 1,007,123 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

15,689 BBL/mo

Di (annual)

64.4%

b-factor

0.0

EUR

292,269 BBL

R-squared

0.887

type

exponential

Operator History (from monthly production reports)

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

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7HPIONEER NATURAL RES. USA, INC.110,6002018-07-12