The Health Department has said repeatedly that a culture-positive tower may or may not be connected to the cluster. Developing Story TimelineJuly 28, 2026: The Health Department confirms a sixth death, reports 90 total cases and says 59 cooling towers at 58 buildings tested culture positive. July 21, 2026: The city announces a fifth death and releases the first preliminary list of culture-positive towers, then numbering 34. July 10, 2026: The Health Department releases a preliminary list of buildings ordered to clean and disinfect cooling towers. A sixth death has been confirmed, the case count has reached 90, and the city now reports 59 culture-positive cooling towers at 58 buildings with 106 towers testing negative.