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Great Lakes of Iowa

The Great Lakes of Iowa, often called the Okoboji, are a group of natural lakes in northwestern Iowa in the United States.

Water
Iowa’s aquatic habitats

Iowa is home to many fascinating aquatic habitats with robust ecosystems and rich biodiversity. Below is a summary list of resources to help you as you explore Iowa’s aquatic habitats.

Water
Saved water resources

In the United States in the mid-twentieth century, numerous dams were built in arid areas to create available water.

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Water resources of the USA

Water resources are sources of water that are valuable or likely to be useful to people. It is critically important because it is necessary for the existence of life.

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Groundwater resources

About 30% (11 × 1015 m3) of all fresh water on Earth is stored as groundwater. The water measured as groundwater is more than 100 times the amount collected in streams and lakes.