What preventative maintenance actions should be followed to prevent Legionnaires disease outbreaks?
Proper cooling tower maintenance is essential. This involves regular use of biocides, periodic cleaning of cooling towers, and periodic testing of water for biocide and bacterial levels. Due to a recent court case, standard of care now requires periodic testing of cooling tower water specifically for Legionella.
Hot water heaters should be maintained at the intended temperature, above 130 degrees Fahrenheit. Mixed hot and cold water holding tanks should not be used. Proper cooling tower maintenance is essential. This involves regular use of biocides, periodic cleaning of cooling towers, and periodic testing of water for biocide and bacterial levels. Due to a recent court case, standard of care now requires periodic testing of cooling tower water specifically for Legionella.