Important Notice for Water Customers

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Please see the following notice from Illinois American Water:

Interurban Treatment Change And Flushing Release 10 2019.word

Waterloo’s Emergency Notification System

The City of Waterloo is proud to offer citizens a means of receiving emergency notification calls. By registering your information in the City’s database you will receive calls from the City of Waterloo. You will also have the option to receive tornado, flash flood and/or severe thunderstorm notifications from the National Weather Service.

Get Notifications

Contact Us

City Hall
100 West 4th Street
Waterloo, Illinois 62298

(618) 939-8600

(618) 939-8988

Business Hours
Monday – Friday
8:00 am to 4:00 pm

Office Closures