Harmful Blue-Green Algae Bloom-related Beach Closure Summary
More regulated beaches are closing their swimming areas more frequently and for longer periods of time to ensure that people avoid contact with blue-green algae blooms and their toxins. When a blue-green algae bloom is present at a bathing beach, the swimming area must be closed to protect public health, regardless if toxins are present.
2019 Summary Data
| County | # Times Beaches Closed | # Beaches Closed | Waterbodies with Beach Closures | # Lost Beach Days |
|---|---|---|---|---|
| Broome | 3 | 3 | Pine Valley Campground Pond, Whitney Point Reservoir, Lakeside Campground Pond | 38 |
| Cattaraugus | 1 | 1 | Quaker Lake | 4 |
| Cayuga | 12 | 8 | Cayuga Lake, Owasco Lake | 65 |
| Chautauqua | 2 | 1 | Lake Chautauqua | 21 |
| Dutchess | 7 | 5 | Beaver Lake, Deer Lake, Long Pond, Wilcox Pond | 91 |
| Essex | 4 | 4 | Lake Champlain | 19 |
| Jefferson | 2 | 2 | Lake Ontario | 10 |
| Livingston | 4 | 2 | Conesus Lake | 29 |
| Madison | 1 | 1 | Cazenovia Lake | 7 |
| Oneida | 3 | 1 | Oneida Lake | 32 |
| Onondaga | 3 | 1 | Jamesville Reservoir | 20 |
| Ontario | 11 | 6 | Honeoye Lake, Canandaigua Lake | 162 |
| Orange | 1 | 1 | Lake Tioratti | 4 |
| Putnam | 18 | 10 | Lake Carmel, Lake Casse, Putnam Lake, Lake Peekskill, Barger Pond, Cortlandt Lake, Long Pond | 190 |
| Rockland | 2 | 2 | Lake welch, Lake Sebago | 13 |
| Saratoga | 1 | 1 | Moreau Lake | 3 |
| Seneca | 2 | 2 | Cayuga Lake | 7 |
| St. Lawrence | 1 | 1 | Black Lake | 16 |
| Tompkins | 5 | 3 | Cayuga Lake | 28 |
| Ulster | 1 | 1 | Seewackamano Lake | 20 |
| Westchester | 4 | 4 | Lake Purdy, Lake Mohegan, Lake Lincolndale | 130 |
| Yates | 4 | 3 | Keuka Lake | 18 |
