The concentration has exceeded 400 E. coli per 100 millilitres in several measurements, according to Vancouver Coastal Health. A single sample at this level is sufficient to trigger a warning.

Health McDonald's says testing rules out Quarter Pounder patties as source of E. coli outbreak in U.S. Onions remain top suspect for cause of contamination, fast-food giant says ...

There are now 348 lab-confirmed cases of E. coli in Calgary following an outbreak at daycares — including 27 secondary cases, up by four since Saturday, Alberta Health Services says.

Not washing your hands after going to the bathroom helps the transmission of an E. coli superbug, even more than consuming undercooked meat or food, new U.K. research has found. A study published ...

It’s time to check your meat — or risk foodborne illness. Some ground beef sold at Whole Foods may be contaminated with dangerous E. coli bacteria, U.S. officials warned this week, according ...

BLOUNT COUNTY, Tenn. — Officials with the South Blount County Utility District announced a boil water advisory on Friday, May 16, because of E. coli present in the water. In a Facebook post ...