USGS Surface Water for USA: Peak Streamflow

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Peak Streamflow for the Nation

USGS 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

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

Page Contact Information: USGS Water Data Support Team
Page Last Modified: 2026-01-19 00:47:55 EST
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