PRESTON N31K

Oil · District 08 · Lease #51819

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

242k BBL

Cum Gas

1.5M MCF

casinghead

Wells

1

Production

2019-01 — 2026-04

Peak Month

2019-08

Production History

Cum Oil: 241,666 BBL Cum Gas: 1,519,390 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

14,484 BBL/mo

Di (annual)

153.2%

b-factor

0.5

EUR

221,224 BBL

R-squared

0.955

type

hyperbolic

Operator History (from monthly production reports)

2019-01 — 2026-07 PIONEER NATURAL RES. USA, INC. 91 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
11HPIONEER NATURAL RES. USA, INC.211,0002017-03-09