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The New York State Department of Environmental Conservation has added a link to a translation service developed by Microsoft Inc., entitled Bing Translator, as a convenience to visitors to the DEC website who speak languages other than English.

Additional information can be found at DEC's Language Assistance Page.

Water Quality Concerns

DEC programs address a wide range of water quality concerns and issues. Links to information about the issues of the greatest public interest are outlined below. Use the website search feature to find information on other topics not listed here.

Current Topics
Harmful (Blue-Green) Algal Blooms and HABs notification map
Sewage Pollution Right to Know Law and Discharge Reports and Information

Chemical Contaminants

Acid Rain
Pharmaceuticals (Drugs) and Personal Care Products
Legacy Pollutants (PCBs, Pesticides) - see also Fish Consumption under Public Health Concerns, below
• Nutrients (Phosphorus, Nitrogen)

Pathogens - see also Public Bathing/Swimming and Shellfishing and Shellfish Consumption under Public Health Concerns, below

Habitat and Hydrology

Climate Change
Flooding and Flood Response
Habitat and Hydrologic Modification
Aquatic Invasive Species

Public Health Concerns

Fish Consumption
• Public Bathing/Swimming - for information contact your local health department
Shellfishing and Shellfish Consumption


Combined Sewer Overflows (CSOs)
Municipal Separate Storm Sewer Systems (MS4)
• Nonpoint Source Pollution


Onsite Wastewater Treatment (Septic) Systems
Sewage Pollution Right to Know Law

The NYSDEC has identified the top ten most prevalent causes/sources of water quality impact/impairment in the assessed waters of New York State.

More about Water Quality Concerns:

  • Contact for this Page
  • NYSDEC - Division of Water
    625 Broadway, 4th floor
    Albany, NY 12233-3508
    Send us an email
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  • Page applies to all NYS regions