HARLEM, Manhattan (WABC) -- The final of 12 affected cooling towers in the Legionnaires' disease outbreak in Harlem was remediated on Friday.

All 12 cooling towers in Central Harlem that tested culture positive for live Legionella bacteria have been fully drained, cleaned, and disinfected.

It comes the day after New York City officials announced another death on Thursday .

The outbreak has resulted in 101 cases and four deaths since it started weeks ago. Officials say 15 people remain hospitalized.

RELATED | What to know about Legionnaires' disease

City health officials have linked the outbreak to cooling towers, structures containing water and a fan that are used to cool buildings. Health officials say you can get the disease by breathing in water vapor that has Legionella bacter

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