Residents of Walkerton were informed of a contamination in their water on May 21, 2000. The contamination was caused by E.coli, which "...are bacteria that are commonly found in the intestines of humans and animals. There are different types of E. coli, some of which are not harmful to people and some, which cause serious illness. It is commonly known as ‘Hamburger Disease'." (http://town.walkerton.on.ca/walkerton2/index2.htm) The contamination was discovered to …showed first 75 words of 2458 total…

…showed last 75 words of 2458 total…Ministry of Environment fax report, http://www.newswire.ca/government/ontario/english/releases/May2000/29/c9024.html The Walkerton Story, The Toronto Star-August 10 The Walkerton Herald Times, Brockton hires specialists to cope with crisis- May 31; Restaurants take measures to protect public- May 31; Zellers points to help E.coli victims- June 7; Door-to-door clean-up planned- June 7; Some local restaurants get back to business- June 7; Pipe replacement now underway- August 23; and Local schools bus students out of town- June 7.