Summer is nearly in full swing, which means it's time to go swimming. But before you take a dip in any Iowa beach, check the water quality first.

Wondering how can you check up on water monitoring, beach classifications and know what locations are open or closed? Iowa Department of Natural Resources tracks it all and updates the public weekly on its website and using a phone hotline at 515-725-3434.

The DNR collects weekly samples at 39 state-owned swimming beaches to determine the public's risk of coming in contact with waterborne diseases. Testing starts a week prior to Memorial Day and runs through Labor Day.

What Iowa DNR beaches are not recommended for swimming?

Black Hawk Beach

Beach classification: Less vulnerable

Last test date: June 3

Test results: Exceeded single-s

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