County Role

The Nassau County Storm Water Management Program (NCSWMP) is a comprehensive program to reduce the levels of contaminants in Nassau County’s stormwater runoff and educate the public about their impacts on stormwater. Stormwater systems are the responsibility of the county and its 67 towns, villages, and cities. As the largest municipality, Nassau County has taken the lead in coordinating the NCSWMP and acting as a clearinghouse of information for concerned parties.

The Nassau County Department of Public Works Water Engineering Unit is in charge of implementing the plan, including water testing, education, and pollution prevention measures. The six elements of the NCSWMP are:
Private Efforts
Private citizens can do a lot to prevent pollution from entering our storm systems and waterways. Find out what you can do to improve our water’s health.


2014 Annual Report

The 2014 Annual Draft Report for the Nassau County Storm Water Management Program is hereby presented on this web site in order to solicit comments from the general public with regard to our program. Please submit all comments to the following email address by May 31, 2014, StormWater2@nassaucountyny.gov. The report can be found below under Documents.

2014 Report