The deadly Legionnaires’ outbreak gripping Harlem has city officials in hot water — as locals accused them Friday of dropping the ball on life-saving inspections and needlessly slow-walking revealing exactly where the disease hit.

Four people have died as a result of a Legionnaires’ disease outbreak in Harlem that has sickened nearly 100 people, and officials revealed the cooling towers that tested positive for the bacteria that causes the illness — some of which are at properties owned by New York City,

A 51-year-old Queens man was stabbed multiple times in a brutal midday attack on a Harlem street Friday, collapsing outside an apartment building before being rushed to the hospital where he later died.

Cops received a 911 call for an assault in progress on W. 128th St. near Frederick Douglass Blvd. Responding officers found the victim with multiple stab wounds throughout his body.

The health department offered five ZIP codes in central Harlem -- 10027, 10030, 10035, 10037, 10039 – that were at the center of the cluster, as officials stressed the disease was airborne and could reach people even outside of the directly affected buildings.

The Metropolitan Transportation Authority board has approved a $1.97 billion contract for tunnel boring to extend the Second Avenue Subway, a 1.5-mile addition to extend the Q Line from 116th Street to 125th Street,

While Harlem has always grounded the Studio Museum’s mission, Golden emphasized that the new building will enhance its capacity to engage the entire community.

The MTA approved a contract to extend the Q Line to three new stations, with surface work slated to begin in September.