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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: Raritan

HUC Name
0203010501 South Branch Raritan River
0203010502 North Branch Raritan River
0203010503 Millstone River
0203010504 South River
0203010505 Raritan River
Monitoring Locations