Legionella Considerations for School Reopening in Michigan
Legionella considerations for reopening schools include actions like draining and flushing hot water tanks, testing for Legionella to validate a Water Management Program (WMP), and establishing baseline measurements for performance indicators. Creation of a comprehensive WMP is crucial, and testing should align with its components. For more guidance and resources, contact the local Environmental Health Department.
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LEGIONELLA CONSIDERATIONS FOR SCHOOL REOPENING Michigan Department of Health and Human Services Dr. Sarah Lyon Dr. Sarah Lyon- -Callo Callo Bureau Director and State Epidemiologist Bureau Director and State Epidemiologist Mike Mike Wesenberg Wesenberg, , REHS REHS/RS /RS Environmental Health Specialist Environmental Health Specialist
From Fresh Water to Clinical Disease From Fresh Water to Clinical Disease
Simplified Reopening Guidance Actions Actions Drain and flush hot water tanks Flush building water systems Clean and disinfect drinking fountains Change drinking fountain water filters Testing Objectives Testing Objectives Routine Legionella testing should be conducted to validate a comprehensive Water Management Program (WMP) Establishing a baseline measurement for performance indicators Evaluating potential growth and transmission sources Investigating potential sources of environmental exposures for persons with disease
Summary Key points Key points Creation of a Water Management Program (WMP) is imperative Testing should be driven by the components of a comprehensive WMP Questions Questions Contact your local Environmental Health Department for assistance
Reopening Guidance and Resources Reopening Guidance and Resources CDC: Guidance for Reopening EPA: Guidance for Reopening EGLE: Guidance for Reopening EGLE: Guidance for Flushing School Plumbing Building Reopening Checklist Reopening Aquatic Venues CDC: Considerations When Working with Legionella Consultants CDC Toolkit: Developing a Water Management Program to Reduce Legionella Growth & Spread in Buildings ANSI/ASHRAE Standard 188-2018: Legionellosis: Risk Management for Building Water Systems ASHRAE Guideline 12-2020: Managing the Risk of Legionellosis Associated with Building Water Systems
