PRESTON 36H

Oil · District 08 · Lease #48991

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

208k BBL

Cum Gas

1.0M MCF

casinghead

Wells

1

Production

2017-06 — 2026-03

Peak Month

2017-12

Production History

Cum Oil: 207,956 BBL Cum Gas: 1,000,100 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

9,528 BBL/mo

Di (annual)

102.3%

b-factor

0.3

EUR

159,528 BBL

R-squared

0.861

type

hyperbolic

Operator History (from monthly production reports)

2017-06 — 2026-07 PIONEER NATURAL RES. USA, INC. 110 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8HPIONEER NATURAL RES. USA, INC.111,1672015-05-21