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USGS 05463100 Black Hawk Creek near Grundy Center, IA

  Stream Site

Latitude 42°21'43",   Longitude 92°43'45"   NAD27
Grundy County, Iowa, Hydrologic Unit 07080205
Drainage area: 71.0 square miles
Datum of gage: 950 feet above   NGVD29.
Data Type Begin Date End Date Count
 Field measurements 1957-09-24  1976-09-10  13 
 Field/Lab water-quality samples 1970-07-07  1976-09-10  5 
Record for this site is maintained by the USGS Iowa Water Science Center
Email questions about this site to Iowa Water Science Center Water-Data Inquiries