Regulations that require managers to test cooling towers in New York City have gone into effect as of July 6, 2016. After last year’s deadly South Bronx outbreak, in which 138 residents were sickened and 16 died, investigators determined that a contaminated cooling tower was the source of Legionella bacteria. Emergency regulations were passed requiring property owners to register their buildings and perform tests for Legionella. These temporary measures calmed public concern and created a list of cooling towers in the Bronx area, which will be used by investigators in the future. Now these measures have been made permanent, and the New…