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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: Patapsco River-Frontal Chesapeake Bay

HUC Name
020600031201 Jones Falls
020600031202 Curtis Creek-Curtis Bay
020600031203 Northwest Harbor-Patapsco River
020600031204 Patapsco River-Frontal Chesapeake Bay