PRESTON 9C

Oil · District 08 · Lease #57640

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

515k BBL

Cum Gas

1.8M MCF

casinghead

Wells

1

Production

2022-02 — 2026-04

Peak Month

2022-07

Production History

Cum Oil: 514,955 BBL Cum Gas: 1,818,538 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

42,210 BBL/mo

Di (annual)

140.6%

b-factor

0.3

EUR

514,532 BBL

R-squared

0.925

type

hyperbolic

Operator History (from monthly production reports)

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

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
103HPIONEER NATURAL RES. USA, INC.210,4862020-04-15