USGS Surface Water for USA: Streamflow Measurements

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Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.

Streamflow Measurements for the Nation

01388000 Ramapo River at Pompton Lakes NJ

Passaic County, New Jersey

Hydrologic Unit Code 020301030205

Latitude 40°59'31", Longitude 74°16'48" NAD83

Drainage area 160.0 square miles

Gage datum 170.55 feet above NAVD88

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U.S. Department of the Interior | U.S. Geological Survey
Title: Surface Water for USA: Streamflow Measurements
URL: https://waterdata.usgs.gov/nwis/measurements?

Page Contact Information: New Jersey Water Data Support Team
Page Last Modified: 2025-09-26 11:16:33 EDT
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