The James River Association uses sampling from several groups to report on water quality at 30 locations. Photo courtesy of JRA

VIDEO: River Bacteria Levels Prompt Swim Warnings

It’s officially summer, and in the Chesapeake region that means swimming off the boat, water sports, and even splashing at a community beach. But do you ever stop to check the water quality of the waterway you’re jumping into? Time it wrong, and you could be exposing yourself and your family to harmful bacteria.

But environmentalists up and down the Bay are making it easier than ever to get frequent water quality updates—through apps, social media, and interactive web maps. Cheryl Costello shows us what to check before you swim. Watch below: