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Streamflow Measurements for the Nation

! Streamflow measurement pages will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline and new pages.

USGS 01122000 NATCHAUG RIVER AT WILLIMANTIC, CT

Southeastern Connecticut Planning Region County, Connecticut
Hydrologic Unit Code 011000020206
Latitude  41°43'12.36", Longitude  72°11'44.07" NAD83
Drainage area 174.0  square miles
Gage datum 149.3 feet above NAVD88

Period of record
Begin Date End Date Count
1932-03-29 2025-08-05 530

 
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