Update to original blog on this topic, which was posted on October 03, 2023. On August 28, 2024, EPA published a final guidance and corresponding test method to allow the addition of planktonic Legionella pneumophila claims for cooling tower water.  These documents are now able to be used to support product claims. SRC Senior Efficacy Consultant, Denise [...]

On September 29, 2023, EPA published a draft guidance and corresponding test method to allow the addition of planktonic Legionella pneumophila claims for cooling tower water.  These documents have been released for public comment only and are not yet able to be used to support claims.  EPA is accepting comments on the docket for 60 [...]