University of Wisconsin–Madison

Public Health Resources

The Wisconsin Department of Health Services maintains webpages for the Wisconsin Wastewater Monitoring Program on the Wisconsin Department of Health Services website.

How to use wastewater data

Public health practitioners can use wastewater data to complement other surveillance data sources in the community such as laboratory tests and hospitalizations.

Pedestrians walk outdoors past signage advertising flu shots as part a COVID-19 booster and influenza vaccination clinic held at the Nicholas Recreation Center (the Nick) at the University of Wisconsin–Madison during a wet and snowy day on Nov. 15, 2022. (Photo by Jeff Miller / UW-Madison)

Example 1: Monitoring for Respiratory Viruses (Influenza, RSV, and SARS-CoV-2)

The Wisconsin Department of Health Services reviews wastewater data weekly to help describe trends and make recommendations to the community on how to stay healthy in the “What to know” section on their Respiratory Virus Data webpage. Wastewater data is integrated alongside data from emergency departments, laboratory testing and hospitalizations.

This illustration provides a 3D graphical representation of a spherical-shaped, measles virus particle that is studded with glycoprotein tubercles. Content provided and maintained by the US Centers for Disease Control and Prevention (CDC).

Example 2: Monitoring for Emerging Concerns (measles, mpox, avian flu H5)

The Wisconsin Department of Health Services posted a press release after the clinical report of measles along with the detection of measles in untreated wastewater.

Where to find wastewater data

To find the latest virus levels in your jurisdiction, check out the public dashboards linked in the Wastewater Dashboards section of this website. If you are a local health department outside of Wisconsin, you may also contact your state health department or the CDC National Wastewater Surveillance System to learn more about which viruses have available wastewater data in your community.  

How to analyze wastewater data

To use wastewater data requires some analysis. Public dashboards typically show wastewater data that has already been analyzed to account for population size and often is grouped into categories of levels, such as low, medium and high.

To learn more about analyzing wastewater data, check out the  Data Analysis and Sharing resources from the Colorado Center of Excellence: Wastewater Surveillance Data Analysis and Dashboard Development Webinar Series.

For additional questions on building a dashboard or incorporating wastewater data into your regular workflow, please use the Services and Inquiries form. You may also contact your state health department or the CDC National Wastewater Surveillance System to learn more about which viruses have available wastewater data in your community. 

Virtual Meetings

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Host: CDC National Wastewater Surveillance System and Centers of Excellence

Audience or Theme: State or local wastewater monitoring programs, local health departments

How to Join: Email CDC National Wastewater Surveillance System

Host: Association of Public Health Laboratories (APHL)

Audience or Theme: State, local, territorial and tribal public health laboratories performing or interested in this testing and their partners

How to Join: Create an APHL account and email ​Erin Morin

Host: National Wastewater Surveillance System Centers of Excellence

Audience or Theme: Wastewater monitoring programs (varies, typically public health or lab focused)

How to Join: Contact your regional representative or National Wastewater Surveillance System

Host: Varies by state: health departments typically run these calls

Audience or Theme: May include local health, utility partner, health care

How to Join: Contact your state health department of National Wastewater Surveillance System

Host: Fostering Local Wastewater Monitoring Network (FLoW-Net) National Association of County and City Health Officials

Audience or Theme: Local health departments

How to Join: Fill out this form

Host: NSF Research Coordination Network on Wastewater Surveillance for SARS-CoV2 and Emerging Public Health Threats

Audience or Theme: Research

How to Join: Join our email list here by logging in to your email and clicking “Ask to Join Group”.

Conferences

Check out the list of events where you can find wastewater monitoring presentations.

In-Person or 1:1 Opportunities

Visit a local participating utility (many offer tours)

APHL Peer to Peer Exchange (funding exists through CSTE for epidemiological visits)

Request a tour of the Wisconsin State Laboratory of Hygiene to see how wastewater is analyzed

Request a presentation from the Wisconsin Department of Health Services Team