HALFMANN 4

Oil · District 10 · Lease #28427

Operator: SUNDOWN ENERGY LP

Cum Oil

40k BBL

Cum Gas

0 MCF

Wells

2

Production

1993-01 — 2023-12

Peak Month

2009-11

Production History

Cum Oil: 40,171 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

584 BBL/mo

Di (annual)

36.0%

b-factor

0.0

EUR

19,418 BBL

R-squared

0.428

type

exponential

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1SUNDOWN ENERGY LP210,3002009-09-08
2L & B OIL CO. INC.110,2001983-11-23
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