Maquoketa River upstream end (OSM) to Maquoketa River downstream end (OSM)
● Maquoketa River upstream end (OSM)
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● Maquoketa River downstream end (OSM)
The Maquoketa River () is a tributary of the Mississippi River, approximately 150 miles (240 km) long, in northeastern Iowa in the United States. Its watershed covers 1,694 square miles (4,387 km2) within a rural region of rolling hills and farmland southwest of Dubuque. The river and its tributaries mark the border of the Driftless Area of Iowa, with the areas east of it not having been covered by ice during the last ice age. Its name derives from Maquaw-Autaw, which means "Bear River" in Meskwaki.
Click any point for details. Sections without stored geometry are drawn as straight put-in → take-out lines — actual courses follow the river.