The Source Water Protection Cost-Benefit tool is funded by Water Research Foundation, and allows system operators to evaluate the costs and benefits of implementing source water protection areas.
The NHD displays the drainage network, specifically rivers, streams, canals, lakes, ponds, coastline, dams, and streamgages in the United States.
This 2018 presentation summarizes the GLWA’s work toward converting soluble Phosphorus to particulate Phosphorus during the treatment process using both chemical and biological techniques.
This strategy brings together diverse nutrient management activities for point sources and nonpoint sources across the state. It documents the progress of ongoing activities implemented by federal, state, or local agencies and identifies outstanding needs.
Québec’s source water protection efforts are advanced under the guidance of this policy document. It incorporates lessons learned since the passing of the 2002 Water Policy and was created with input from 140 water sector organizations and hundreds of public comments. The strategy will be implemented through three successive action plans, with the first plan outlining proposed source water protection activities from 2018 to 2023.
Click the links below to download data and methods descriptions for the nutrient impairments and source water watersheds within the Great Lakes Basin featured in the Source Water Nutrient Impacts results page.
Click below to download data on source water protection planning across the Great Lakes Basin.
The City of Toledo faces a risk of exposure to a hazardous material release due to the concentration of chemical industries and transportation infrastructure located in and around the metropolitan area. This plan, approved in 2011, is an effort by the City to increase the likelihood that upstream spills can be mitigated before reaching the drinking water intake in Lake Erie.
This report summarizes the results of algal bloom tracking efforts by Michigan state agencies in 2017. The survey results will help regulators determine the occurrence and concentration of the cyanobacterial toxin in Michigan surface water supplies.