ROBB-STONE W34D

Oil · District 08 · Lease #59327

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

439k BBL

Cum Gas

323k MCF

casinghead

Wells

1

Production

2023-02 — 2026-04

Peak Month

2023-06

Production History

Cum Oil: 438,929 BBL Cum Gas: 322,987 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

37,014 BBL/mo

Di (annual)

488.4%

b-factor

1.5

EUR

1,121,960 BBL

R-squared

0.792

type

hyperbolic

Operator History (from monthly production reports)

2023-02 — 2026-07 PIONEER NATURAL RES. USA, INC. 42 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4HPIONEER NATURAL RES. USA, INC.19,9742022-11-02