ROBB-STONE W34F

Oil · District 08 · Lease #59311

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

472k BBL

Cum Gas

415k MCF

casinghead

Wells

1

Production

2023-01 — 2026-04

Peak Month

2023-06

Production History

Cum Oil: 471,684 BBL Cum Gas: 414,896 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

34,183 BBL/mo

Di (annual)

668.8%

b-factor

2.0

EUR

1,527,548 BBL

R-squared

0.645

type

hyperbolic

Operator History (from monthly production reports)

2023-01 — 2026-07 PIONEER NATURAL RES. USA, INC. 43 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6HPIONEER NATURAL RES. USA, INC.19,9742022-11-03