PRESTON 18F

Oil · District 08 · Lease #48823

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

407k BBL

Cum Gas

1.9M MCF

casinghead

Wells

1

Production

2016-12 — 2026-04

Peak Month

2017-07

Production History

Cum Oil: 407,345 BBL Cum Gas: 1,937,397 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

9,702 BBL/mo

Di (annual)

51.2%

b-factor

0.0

EUR

227,455 BBL

R-squared

0.511

type

exponential

Operator History (from monthly production reports)

2016-12 — 2026-07 PIONEER NATURAL RES. USA, INC. 116 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6HPIONEER NATURAL RES. USA, INC.211,0502016-04-20