ATHEY STATE

Oil · District 10 · Lease #37799

Operator: SWORDFISH ENERGY OPERATING, LLC

Cum Oil

45k BBL

Cum Gas

0 MCF

Wells

2

Production

2006-05 — 2026-03

Peak Month

2007-04

Production History

Cum Oil: 44,565 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

817 BBL/mo

Di (annual)

40.2%

b-factor

0.4

EUR

39,121 BBL

R-squared

0.689

type

hyperbolic

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1COG OPERATING LLC211,9682006-04-27
3COG OPERATING LLC211,9002006-04-18
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