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City of Iowa City Utilities
1980-2008 Cost per year
$3,500,000
$3,000,000
$2,500,000
$2,000,000
$1,500,000
$1,000,000 -
$500,000
$-
O N ~ Cfl 00 O N ~ Cfl 00 O N ~ Cfl 00 O
00 00 00 00 00 O O O O O O O O O O ~
O O O O O O O O O O O O O O O O
~ ~ ~ ~ ~ ~ ~ ~ ~ ~ N N N N N N
80-97 $ 00-08 $ Std 80-90s $$ Linear (80-97 $) Linear (Std 80-90s $$)
City of Iowa City
Wastewater/Landfill Division
City Facilities -- Energy Use Trends
L~/(k5 l~~tlydoc~
6/15/2009
$3, 500, 000
$3,000,000
$2,500,000
$2,000,000
$1, 500, 000
$1,000,000
$500,000
$-
O N ~ (fl 0~ O N ~ CO 00 O N ~ (O 00 _O
00 00 00 00 d0 O O O O O O O O O O
07 O 07 O O O O O O O O O O O O O
~ ~ ~ ~ ~ ~ ~ ~ ~-- ~ N N N N N N
80-97 $ 00-08 $ Std 80-90s $$ Linear (80-97 $) Linear (Std 80-90s $$)
- - -
City of Iowa City Utilities
1980-2008 MMBTUs
250,000 - - - _ __ __ -
200, 000
150, 000
100,000 - -- -
50,000
0 - - -.
O N ~ CO 00 O N ~ (O 00 O N V CO OD _O
07 O O O O O ~ ~ ~ ~ O O O O O O
~ ~ ~ ~ ~ ~ ~ ~'- ~ ~ N N N N N N
~ -btu 80-97 -btu 00-08 -Linear (btu 80-97)
City of Iowa City Utilities
1980-2008 Cost per year