Bids and Proposals

If you’re seeking bids, proposals, and quotations for services, supplies, capital items, and construction projects for Four Rivers Sanitation Authority, check out the Bids and Proposals page below for more information.

Business Opportunities

Get the information you need to know to get your business up and running while answering all of your questions. BUSINESSFirst operates as a one-stop-shop for entrepreneurs seeking to start their business in Rockford, IL. Learn more below!

Starting a New Business

Did you recently start a new business? First, congratulations! Second, let us help you make sure you have all the proper forms and permits to help assure your sewer service is ready to go, on our Starting a New Business page.


We’re always looking for new partners to help us build a cleaner, greener, and brighter future. If you’re interested in partnering with Four Rivers Sanitation Authority, you can learn more about who we currently have the pleasure of partnering with and what we look for in new partners at our Partnerships page below.

Forms & Permits

Online permitting is now available at our Customer Service Portal.

New to the Customer Service Portal? We have an “How-To” for you!

Visit our Forms & Permits page for information on service setup, connection permits, wastewater discharge, wastewater hauler requirements, and more.

Lab Services

Four Rivers Sanitation Authority offers a variety of laboratory testing services to commercial, industrial or residential customers, including lead, heavy metals and anion testing, as well as inorganic wastewater analysis. More information on these laboratory services may be found here: