A total of 31 buildings on the UES—including the Guggenheim Museum—received positive PCR tests for the bacteria, while 59 people have been infected. Unlike an outbreak in Harlem that killed seven people last year, no one has died on the UES thus far.

13 Jul 2026 | 05:11

A Legionnaires’ outbreak tearing through the Upper East Side has now reached 59 total cases as of July 12, with 15 people hospitalized and 31 buildings testing positive for the disease.

No deaths have occurred, and all of the buildings have since reportedly been treated and cleaned.

NYC Health Department...