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Important for you to know:

  • New to WDFN: customize and keep track of your list of favorite monitoring locations and data types using the new My Favorites page. To learn more, read our announcement on our Water Data for the Nation blog.

Hydrological Unit: Saugatuck

HUC Name
0110000601 Saugatuck River-Frontal Long Island Sound
0110000602 Norwalk River-Frontal Norwalk Harbor
0110000603 Pequonnock River-Frontal Long Island Sound
0110000604 Mianus River-Frontal Long Island Sound
Monitoring Locations