DIAMOND RIO 9-16I

Oil · District 08 · Lease #56328

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

335k BBL

Cum Gas

454k MCF

casinghead

Wells

1

Production

2021-08 — 2026-04

Peak Month

2022-02

Production History

Cum Oil: 335,103 BBL Cum Gas: 454,489 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

26,305 BBL/mo

Di (annual)

277.7%

b-factor

1.0

EUR

562,163 BBL

R-squared

0.916

type

hyperbolic

Operator History (from monthly production reports)

2021-08 — 2026-07 PIONEER NATURAL RES. USA, INC. 60 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4207HPIONEER NATURAL RES. USA, INC.210,4762021-05-12