HAZLEWOOD "21"

Oil · District 08 · Lease #36452

Operator: ENDEAVOR ENERGY RESOURCES L.P.

Cum Oil

29k BBL

Cum Gas

60k MCF

casinghead

Wells

1

Production

2000-07 — 2006-07

Peak Month

2002-06

Production History

Cum Oil: 28,585 BBL Cum Gas: 60,260 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

794 BBL/mo

Di (annual)

38.2%

b-factor

0.1

EUR

27,645 BBL

R-squared

0.725

type

hyperbolic

Operator History (from monthly production reports)

2000-07 — 2011-01 ENDEAVOR ENERGY RESOURCES L.P. 127 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1ENDEAVOR ENERGY RESOURCES L.P.211,0002000-07-13