Water Quality Reports
Drinking Water Report
The City of Duluth is issuing the results of its annual drinking water monitoring. The purpose of this report is to inform consumers about laboratory test results of the drinking water and heighten awareness of the need to protect precious water resources.
Lake Superior Supplies Duluth with Drinking Water
The source water supply for the City of Duluth is Lake Superior. It is a surface water source. The Minnesota Department of Health has determined that one or more sources of your drinking water are susceptible to contamination. If you wish to obtain the entire source water assessment regarding your drinking water, please call 1-800-818-9318 during normal business hours. You can also view it online at http://www.health.state.mn.us/divs/eh/water/swp/swa.