Grand River, c.165 mi (270 km) long, rising in the highlands of the Ontario Peninsula, S Ont., Canada, and flowing S past Kitchener and Brantford, then SE to Lake Erie at Port Maitland. It is navigable for c.70 mi (110 km) upstream. The river drains one of the most populated regions of Canada.
The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.
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