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USGS 06896100 Grand River at Knowlton, IA

  Stream Site

Latitude 40°50'00",   Longitude 94°20'00"   NAD27
Ringgold County, Iowa, Hydrologic Unit 10280101
Drainage area: 67.50 square miles
Data Type Begin Date End Date Count
 Field measurements 1958-10-14  1977-07-19  23 
 Field/Lab water-quality samples 1969-09-22  1977-07-19  7 
 Revisions  Loading...
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