![](https://www.circleofblue.org/wp-content/uploads/2014/08/OhioWatershedMapSmall-1-495x400.jpg)
Infographic: Toxic Algae in Ohio Drinking Water Sources
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Algae toxins have been found in seven lakes, reservoirs, and rivers that supply drinking water to 1 million people.
![](https://www.circleofblue.org/wp-content/uploads/2014/08/OhioWatershedMapSmall.jpg)
Seven Ohio Drinking Water Sources Don’t Meet State Water Quality Standards for Toxic Algae
Lack of testing requirements inhibits more thorough review of…
![Where the Maumee River feeds into Lake Erie, the city of Toledo relies on the lake to supply drinking water for half a million residents in northern Ohio. Intense algal blooms, which can release toxins capable of causing severe liver damage, caused a neighboring Ohio community water treatment plant to shut down in September.](https://www.circleofblue.org/wp-content/uploads/2014/01/CircleofBlueStrazzante049.jpg)
Ohio Lawmakers Discuss Ways to Stop Lake Erie’s Toxic Algal Blooms
Explore options from stricter fertilizer regulations to funding…
![](https://www.circleofblue.org/wp-content/uploads/2014/08/lakeeriebloom83141.jpg)
Lake Erie Algae Blooms Prompt New International Targets for Phosphorus
Current targets not enough to stop algal toxins.
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![](https://www.circleofblue.org/wp-content/uploads/2014/08/lakeeriebloom83141.jpg)
Lake Erie Utilities and Organizations React to Algae Toxins in Drinking Water
Toledo crisis prompts calls for action, purchases of testing…
![](https://www.circleofblue.org/wp-content/uploads/2014/08/HABBulletin8414.jpg)
Toledo Residents Told Water Is Safe
Toxin is below detectable levels in region’s drinking water
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![](https://www.circleofblue.org/wp-content/uploads/2014/01/CircleofBlueStrazzante061.jpg)
Toledo Issues Emergency ‘Do Not Drink Water’ Warning to Residents
Algae toxins poison Lake Erie; 400,000 people without water.
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EPA’s Proposed Veto of Alaska’s Pebble Mine in Line with Past Uses of Clean Water Act
Legal experts say process should provide certainty, not worry,…
![](https://www.circleofblue.org/wp-content/uploads/2014/07/Animation-Screenshot.jpg)
Oil Rupture in Line 5 Pipeline in Mackinac Straits Would Be A Mammoth Mess
University of Michigan study provides online video scenarios…
![](https://www.circleofblue.org/wp-content/uploads/2014/07/8552224480_72c24316fa_o-495x400.jpg)
Big Toxic Algal Bloom Again in Forecast for Lake Erie
Lake continues trend of harmful and unsightly effect of nutrient…
![](https://www.circleofblue.org/wp-content/uploads/2014/04/8740853295_68b357fb45_z.jpg)
Cause of Lake Erie’s Harmful Algal Blooms Gains More Certainty
New research finds that agricultural practices lead to biggest…
![Toxic Algae](https://www.circleofblue.org/wp-content/uploads/2014/01/8551123861_c9ecfee932_o.jpg)
Joint U.S.-Canada Agency Calls for Big Phosphorus Reductions in Lake Erie
Curbing harmful algal blooms and oxygen-deprived dead zones in…