PRESTON S31J

Oil · District 08 · Lease #49125

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

273k BBL

Cum Gas

1.5M MCF

casinghead

Wells

1

Production

2017-05 — 2026-04

Peak Month

2019-08

Production History

Cum Oil: 273,140 BBL Cum Gas: 1,477,068 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

16,960 BBL/mo

Di (annual)

368.2%

b-factor

1.0

EUR

288,993 BBL

R-squared

0.806

type

hyperbolic

Operator History (from monthly production reports)

2017-05 — 2026-07 PIONEER NATURAL RES. USA, INC. 111 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
110HPIONEER NATURAL RES. USA, INC.211,0002017-03-13