USGS Surface Water for USA: Peak Streamflow

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Peak Streamflow for the Nation

USGS 05587450 Mississippi River at Grafton, IL

Jersey County, Illinois

Hydrologic Unit Code 07110009

Latitude 38°58'04.7", Longitude 90°25'44.4" NAD83

Drainage area 171,300 square miles

Gage datum 403.32 feet above NAVD88

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

Page Contact Information: USGS Water Data Support Team
Page Last Modified: 2024-04-20 00:00:27 EDT
0.33 0.32 nadww02