Facts at a Glance
Electric Operations (year-end 2008):

Total retail customers: 722,785
Iowa: 633,821
Illinois: 84,819
South Dakota: 4,145
Residential: 624,219
Small general service: 83,165
Large general service: 1,448
Other retail: 13,953
 
Average price per kilowatt-hour (residential) $0.0834
Average price per kilowatt-hour (industrial) $0.0399
Average price per kilowatt-hour (retail) $0.0590
Average annual revenue per customer (residential) $811
Average annual revenue per customer (retail) $1,714
Accredited net generating capacity in MW
   (owned)
5,241
Accredited net generating capacity in MW
   (purchased)
120
Total accredited net generating capacity in MW
   (owned and purchased)
5,361
Record summer peak load in MW – August 13, 2007 4,240
 
Natural Gas Operations (year-end 2008):

Total retail customers: 702,196
Iowa: 548,536
Illinois: 65,628
South Dakota: 83,618
Nebraska: 4,414
Transportation customers: 1,484
Residential: 636,898
Small and large general service: 65,245
 
Average price per MMBtu (residential) $11.835
Average price per MMBtu (industrial) $8.990
Average price per MMBtu (retail) $10.952
Average annual revenue per customer (residential) $1,028
Average annual revenue per customer (retail) $1,409
Peak day volumes in MMBtu - Jan. 15 2009 1,147,257