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NYC Government Publication


NYC Stormwater Management Program

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The NYC Stormwater Management Program Plan (the Plan) is the City’s first comprehensive planning effort to target pollution generated in areas served by the municipal separate storm sewer system (MS4) which comprises nearly 40% of the City.

Sub title
  • Municipal separate storm sewer systems of New York City, revised September 30, 2020
Report type
  • Plans
Date published
  • 2020-09-30
Calendar year
  • 2020
Required Report Name
  • Not Required