MapMyRun Blog | 6 Things to Know Before Swimming in Open Water

     July 25, 2017

    Pedro Ordenes, who has broken a number of open water records and leads the Water World Swim group in San Francisco, tells new swimmers to do their research. In a heavily trafficked spot like the San Francisco Bay, you can contact the Coast Guard or the marine police for information about conditions and safety. High tide, low tide and currents are often posted online.

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