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Important for you to know:

  • Water Data for the Nation is replacing NWISweb over the next 3 years. On Thursday, December 19th at 2 PM EST / 11 AM PST, join our Teams Live Event to learn more about the NWISweb decommission. Registration is required! Register for the event here.

Hydrological Unit: York River-Frontal Atlantic Ocean

HUC Name
010600031101 Branch Brook-Merriland River
010600031102 Stevens Brook-Frontal Atlantic Ocean
010600031103 York River
010600031104 Sewards Point-Frontal Brave Boat Harbor
010600031106 York Harbor-Atlantic Ocean