A proposed standard that specifies requirements to prevent legionellosis associated with building water systems is currently open for public review from the American Society of Heating, Refrigerating and Air-Conditioning Engineers.
bacterium legionella can lead to a very serious form of pneumonia, referred to
as Legionnaires’ disease, or Pontiac fever, which is a less severe form of the
disease. There are many thousands of cases every year in the U.S. Essentially
all cases of legionellosis are the result of exposure to legionella associated
with building water systems.
ASHRAE standard 188P,
“Prevention of Legionellosis Associated with Building Water Systems,” is
intended to address the “what” of controlling the spread of legionellosis. The
standard helps facility managers and owners understand how to apply the
available information on legionella effectively in order to prevent cases of
legionellosis associated with building water systems.
know how to analyze and control this hazard,” said Bill McCoy, chair of the
standard 188P committee. “We need a standardized practice to specify for
facility managers/owners exactly what to do in their facilities to control the
hazard in a systematic and scientifically defensible
The proposed standard underwent an earlier public review
in November 2010 and is currently open for a second public review until July
25. For more information, visit www.ashrae.org/publicreviews.
ASHRAE standard to prevent legionellosis open for comment
July 12, 2011