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Storm Water Utility Rates
Single Family Detached Homes
Storm Water Utility rates for single family detached homes are based upon gross property area:
  • Small Parcels……..……………$8.88 per quarter - gross area less than 6,000 square feet
  • Medium Parcels………………..$11.85 per quarter - gross area between 6,000 and 18,000 square feet
  • Large Parcels..……...…………$14.82 per quarter - gross area between 18,000 and 87,120 square feet

All Other Properties
Storm Water Utility charges for all other properties are based upon the property’s impervious area as measured from aerial photography or field surveys. The charge is $3.96 per quarter per Impervious Area Unit (IAU). The number of IAUs attributed to a property is determined by dividing the total impervious area (square feet) by 2,800 and rounding the result up to the next integer.

Public Works Building
Public Works Department
1309 Mill Street
Rock Island, IL 61201
Ph: (309) 732-2200
Fx: (309) 732-2380
Email

Hours
8:00 am - 5:00 pm
Monday - Friday