Water quality samples collected near the Camp Richardson Resort revealed elevated levels of Escherichia coli, commonly known as E. coli.

CBS News Sacramento An area of Lake Tahoe tested for high levels of E. coli, prompting a warning to stay out of the water, the U.S. Forest Service said on Friday.

Officials in Lake Tahoe are urging visitors and residents to stay away from the water near Camp Richardson after a sewage leak resulted in elevated levels of E. coli bacteria in the lake. Water sam… ...

E.coli can be particularly harmful to children, people over 65 years old and anyone with a weakened immune system. The best way to prevent an infection is to avoid infected water.

People in The Dalles are being asked to stay out of the Columbia River after a wastewater plant discharged improperly treated sewage into the river.