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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: Lower Machias River

HUC Name
010500020601 Mopang Lake-Mopang Stream
010500020602 Peaked Mountain Pond-Machias River
010500020603 Middle River
010500020604 Outlet Machias River