Follow CBSMIAMI.COM: Facebook | Twitter

MIAMI (CBSMiami) – The water off some South Florida beaches may not be safe to swim in.

READ MORE: Thousands Of Haitians Gather Under Border Bridge, Hoping To Gain Entrance To US, As Deportations Continue

The Department of Health in Miami-Dade County issued a swimming advisory for two beaches, due to poor water quality.

READ MORE: Fourth Stimulus Check: Will You See Another Relief Payment Soon?

Swimmers are urged to avoid Crandon South Beach at Crandon Park in Key Biscayne and North Shore Beach at 73rd Street and Collins Avenue.

Two consecutive water samples exceeded the standard for a bacteria that could cause infections or illness.

MORE NEWS: Man Found Dead In Hallandale Beach Believed To Be Rapper WizdaWizard

The Florida Department of Health in Miami-Dade County has been conducting marine beach water quality monitoring at 16 sites, including the beach sites at these locations weekly since August 2002, through the Florida Healthy Beaches Program.