News & Resources

Rust tide in the lower YOrk River
Environmental Issues

What is a Rust Tide?

Harmful algal blooms impact local water sources and environments. Rust tides are one of the many concerns for local officials who want to revamp local cesspools and septic systems to

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Blue-green cyanobacteria in a waterway
Environmental Issues

What are Cyanobacteria?

Many of Suffolk County’s waterways and lakes experience harmful algal blooms, including those caused by cyanobacteria. In some cases, these blooms can be toxic to humans, pets, and wildlife. Cyanobacteria

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Accobonac Harbor
Grants & Funding

What is the Septic Improvement Program?

Nitrogen pollution is a growing problem in Suffolk County, affecting shellfish and aquatic vegetation while contributing to harmful algae blooms (HABs). Between 1987 and 2005, nitrogen levels in the Long

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Long Island waterways
Environmental Issues

What is a Brown Tide?

In and around Suffolk County, there are several types of algal blooms that affect marine life and harm the natural beauty of our waterways. Brown tides are one of them.

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