STUARD -A-

Oil · District 08 · Lease #24037

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

60k BBL

Cum Gas

142k MCF

casinghead

Wells

2

Production

1993-01 — 2026-03

Peak Month

2005-05

Production History

Cum Oil: 60,384 BBL Cum Gas: 142,135 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

570 BBL/mo

Di (annual)

27.2%

b-factor

0.8

EUR

57,942 BBL

R-squared

0.591

type

hyperbolic

Operator History (from monthly production reports)

2004-01 — 2026-07 PIONEER NATURAL RES. USA, INC. 271 mo
1993-01 — 2003-12 BROWN, TOM INC. 132 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2PIONEER NATURAL RES. USA, INC.19,5002005-01-06
142-173-30348PIONEER NATURAL RES. USA, INC.------