The Cayuga Lake Harmful Algal Blooms (HABs) and New York Water Pollution Cleanup Campaign combines news, data analysis, public policy advocacy, and citizen organizing to eliminate the harmful algal blooms that threaten drinking water sources for more than 10 million New Yorkers.
Take Action
- Become a signatory to our Coalition Letter requesting that Governor Hochul take immediate regulatory enforcement action to eliminate harmful algal blooms across New York.
- Write a personalized demand that Governor Hochul adopt a Total Maximum Daily Load (TMDL) comprehensive watershed regulatory cleanup plan to eliminate harmful algal blooms that threaten your health and well-being.
Data Analysis
- Confirmed Harmful Algal Blooms in New York State (12/31/2024) Map (PDF)
- Confirmed Harmful Algal Blooms in New York State (12/31/2024) Waterbody List (PDF)
- Hochul Administration’s 3/1/24 response to the Coalition Letter
Press Coverage & Documents
Confirmed Harmful Algal Blooms in New York State (12/31/2024) Map
‘NOT A GOOD PARTNER’: Auburn mayor critical of NYS, urges action after harmful toxins found in water samples
Auburn mayor, environmental advocate slam NYS for ‘negligence’ in drinking water woes
Harmful Algal Blooms in Owasco Lake threaten water supply
Giannettino: Auburn/Owasco Water Safe but Future Remains Unclear
Auburn renews call for NY state action as harmful algal blooms increase on Owasco Lake
Meeting at Auburn’s City Hall on Harmful Algal Blooms
Auburn officials discuss harmful algal blooms threatening Owasco Lake
Harmful algal blooms found in dozens of New York waterbodies so far this summer
Harmful algal blooms recently confirmed on Cayuga and Owasco Lakes. What you need to know
Action Alerts
- Update on a Tumultuous Week as Harmful Algal Blooms Imperil Drinking Water All Over New York State
- New York’s Harmful Algal Blooms Crisis Imperils Public Health as a New Confirmed Statewide HABs Record is Set
- Take Action Today to Demand That Governor Hochul Halt Harmful Algal Blooms
- Kick-Off of the 2024 Cayuga Lake / New York Harmful Algal Blooms Cleanup Campaign
See the 2023 Cayuga Lake HABs and New York Water Pollution Cleanup Campaign archive.