Legionella Laboratory Testing

Biosan Laboratories specializes in independent Legionella testing for cooling towers, evaporative condensers, spas, fountains and other water sources.  In addition to over 40 years of lab experience in environmental microbiological testing, we are also hold the following:

•Certified by CDC Environmental Legionella Isolation Techniques Evaluation (ELITE) Program

•New York State Department of Health ELAP for Legionella Analysis Certification, ISO 11731 (ID#12061)

Our Michigan-based laboratory will assist you with the entire Legionella testing process which includes sampling bottles shipped to the location of your choice. 

The following sites provide valuable information on Legionella testing:

•CMS (Centers for Medicare and Medicaid Services) Survey and Certification Memo on Legionella Risk Management 


CMS released a new mandate in June of 2017 requiring all certified Medicare and Medicaid facilities to have water management policies and procedures to reduce the risk of growth and spread of Legionella. 

•CDC: Developing a Water Management Program to Reduce Legionella Growth and Spread in Buildings


•Cooling Technology Institute, Legionellosis, Guideline: Best Practices for Control of Legionella (WTP-148) (08)


This CTI guideline for the control of Legionella in cooling towers includes Legionella testing information, biocide treatment recommendations, maintenance procedures and design considerations to minimize the risk of Legionnaires' Disease.

•CDC Sampling Procedure and Potential Sampling Sites


This CDC document lists several areas within a facility to test for the presence of Legionella including water tanks, decorative fountains and hot tubs. 

•July 6, 2016: New York State Regulations, Protection Against Legionella


Trust your Legionella lab testing to the experienced professionals at Biosan Laboratories.