ASHRAE Standard 188-2018 Released

ANSI/ASHRAE Standard 188-2018, Legionellosis: Risk Management for Building Water Systems, has been released.  As with the previous version (2015), the purpose of this standard is to provide minimum legionellosis risk management requirements for building water systems and it is applicable to human-occupied of all sorts, excluding single family residential buildings.  Standard 188-2018 “…benefits from changes to improve usability and from comprehensive updates that replace permissive language with enforceable, code-intended language to facilitate adoption of the standard for code and regulatory purposes” (Ref: ASHRAE 188-2018 Foreward).   Standard 188 is on a continuous maintenance cycle that allows it to be updated by publication of approved addenda.  The current schedule anticipates republication with updates every third year.  To purchase the standard, click here:


ANALYTICAL SERVICES, INC> (ASI):  Incorporated in 1993, ASI is a nationally recognized, full service environmental microbiology laboratory and has been CDC ELITE certifed since 2009 (the first year of the ELITE program).  ASI is also NYS-DOH-ELAP certified for Legionella (Lab #12021 for ISO11731).  ASI provides reliable, defensible Legionella data to clients throughout the U.S. for regulatory compliance or as part of facility water safety plans.  Located in Williston, Vermont, ASI is part of the Institute for Environmental Health (IEH) Laboratory and Consulting Group, with corporate headquarters in Lake Forest Park, WA.