PRESTON 9L

Oil · District 08 · Lease #57550

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

473k BBL

Cum Gas

2.0M MCF

casinghead

Wells

2

Production

2022-02 — 2026-04

Peak Month

2024-09

Production History

Cum Oil: 473,476 BBL Cum Gas: 1,954,202 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

23,798 BBL/mo

Di (annual)

99.4%

b-factor

0.0

EUR

287,378 BBL

R-squared

0.585

type

exponential

Operator History (from monthly production reports)

2022-02 — 2026-07 PIONEER NATURAL RES. USA, INC. 54 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
211HPIONEER NATURAL RES. USA, INC.110,5002023-11-06
112HPIONEER NATURAL RES. USA, INC.110,4992021-09-21