Lake Erie is the warmest and shallowest of the Great Lakes, which makes it susceptible to algal blooms. It is also a source of tap water to the region. In 2014, a toxic algal bloom in the lake’s western basin forced Toledo, Ohio, to issue an advisory to over half a million people, telling them to avoid all contact with their tap water. Top of Page

An algal bloom contaminated with toxic bacteria shocked Toledo in August 2014, poisoning the city’s Lake Erie drinking water and forcing the city of 400,000 people to drink bottled water for three

For swimmers at Lake Anna, summer ended early this year. The lake, located about an hour northwest of Richmond, has been home to algae blooms that can cause rashes and gastrointestinal illness, particularly in the northern Pamunkey and North Anna branches …

Lake Erie and Lake St. Clair are once again glowing neon green in NASA’s latest satellite images, amid forecasts that this year’s algal bloom would be one of the most severe in recent years

In this 2017 file photo, an algae bloom swirls just off the pier on Lake Neatahwanta in Fulton, one of the lakes in New York most persistently plagued by toxic blue-green algae.

A satellite image of algal blooms around the Great Lakes, visible as swirls of green in this image of Lake St. Clair and in western Lake Erie, taken on July 28, 2015 and released on Aug. 4, 2015.

This satellite image provided by NOAA shows the algae bloom on Lake Erie in 2011 which according to NOAA was the worst in decades. The algae growth is fed by phosphorus mainly from farm

Aug 31, 2018 · First detected in 2012, cyanobacteria algae blooms have increasingly been reported in the lake. The unusual bloom has officials worried that …

Lake Erie and Lake St. Clair are once again glowing neon green in NASA’s latest satellite images, amid forecasts that this year’s algal bloom would be one of the most severe in recent years.

A blue-green algae bloom reported Friday on Canandaigua Lake has closed two swim beaches on the lake. The New York State Department of Health closed Onanda Park Beach in Canandaigua for the entire weekend due to concerns relating to blue green algae.