Articles on Legionella and Water Management Plans

HC Info Legionella Blog

Could ASHRAE 514 Increase Legionnaires’ Disease?

What do you think is the primary reason Legionnaires' disease has not decreased since the outbreak in Philadelphia — 43 years ago this week — that led to its discovery? A. Agreement on a strategy for preventing Legionnaires' disease has not been reached. B....

The Role of HPC in Water Management Programs

Updated on 6/24/19, 8/14/21, and 8/18/22 Heterotrophs are as micro-organisms that require organic carbon for growth (WHO 2017). Heterotrophic Plate Count (HPC) -- aka "standard plate count," "total bacterial count," and several other terms -- are bacteria colony...

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