PURSER UNIT B

Oil · District 02 · Lease #10585

Operator: BURLINGTON RESOURCES O & G CO LP

Cum Oil

373k BBL

Cum Gas

938k MCF

casinghead

Wells

1

Production

2013-04 — 2026-04

Peak Month

2023-05

Production History

Cum Oil: 373,183 BBL Cum Gas: 937,797 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

10,754 BBL/mo

Di (annual)

99.4%

b-factor

0.3

EUR

185,308 BBL

R-squared

0.763

type

hyperbolic

Operator History (from monthly production reports)

2013-04 — 2026-07 BURLINGTON RESOURCES O & G CO LP 160 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1BURLINGTON RESOURCES O & G CO LP217,0002025-06-06