ROBB-STONE E34A

Oil · District 08 · Lease #60654

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

560k BBL

Cum Gas

624k MCF

casinghead

Wells

1

Production

2024-01 — 2026-04

Peak Month

2024-03

Production History

Cum Oil: 559,623 BBL Cum Gas: 623,716 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

56,287 BBL/mo

Di (annual)

439.3%

b-factor

1.6

EUR

2,056,514 BBL

R-squared

0.911

type

hyperbolic

Operator History (from monthly production reports)

2024-01 — 2026-07 PIONEER NATURAL RES. USA, INC. 31 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HPIONEER NATURAL RES. USA, INC.19,9262023-01-05