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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. To learn more, read our announcement on the Water Data for the Nation blog.

Hydrological Unit: Long Lake

HUC Name
010100020401 Harrow Lake-Harrow Brook
010100020402 Priestly Lake-Drake Brook
010100020403 Upper Allagash River
010100020404 Glazier Brook
010100020405 Shepherd Brook
010100020406 Grey Brook-Long Lake