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Peak Streamflow for the Nation

USGS 07072500 Black River at Black Rock, AR


Lawrence County, Arkansas
Hydrologic Unit Code 11010009
Latitude  36°06'09", Longitude  91°05'52" NAD83
Drainage area 7,370  square miles
Gage datum 229.48 feet above NAVD88
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Graph of annual maximum streamflow at USGS 07072500 Black River at Black Rock, AR
Download a presentation-quality graph