Harmful algal blooms reported at Saratoga Lake for fifth year

Since 2019, Saratoga Lake has been the subject of harmful algal bloom advisories. What are they and why do they keep happening?

For yet another year, Saratoga Lake has been added to the list of lakes and reservoirs where dangerous cyanobacteria blooms have been found. Advisories of harmful algal blooms—also known as blue-green algae—have previously been issued for the lake beginning in 2019.

What are harmful algal blooms and why do they seem to keep happening every year?


Tiny organism,

big impacts

“Lake water has many different types of microscopic organisms and some of them—many different types of algae and cyanobacteria—are plants or bacteria that can perform photosynthesis,” said Sarah Michell...


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