Skip to main content

Important for you to know:

  • New to WDFN: explore current and historic water data available in your area of interest and filter to find monitoring locations that collect the water data you need through Explore USGS Water Data. To learn more, read our announcement on the Water Data for the Nation blog.

Hydrological Unit: Willimantic River

HUC Name
011000020101 Edson Brook
011000020102 Middle River
011000020103 Furnace Brook
011000020104 Roaring Brook
011000020105 Skungamaug River
011000020106 Hop River
011000020107 Tenmile River
011000020108 Nelson Brook-Willimantic River