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Important for you to know:

  • Water Data for the Nation is replacing NWISweb over the next 3 years. On Thursday, December 19th at 2 PM EST / 11 AM PST, join our Teams Live Event to learn more about the NWISweb decommission. Registration is required! Register for the event here.

Hydrological Unit: Williams River-Housatonic River

HUC Name
011000050201 Williams River
011000050202 Green River
011000050203 Hubbard Brook
011000050204 Ironwork Brook-Housatonic River