# Legionnaires' outbreak hits New York as officials rush to test water towers

> **Newsylist Open Intelligence Dossier** · First detected: 2026-07-10 17:29 UTC · Category: Health · Sources: 8 · Current Velocity: 5.66

## Executive Summary
New York City health officials have identified 31 buildings on Manhattan’s Upper East Side linked to a Legionnaires' disease outbreak.

## Intelligence Brief
An outbreak of Legionnaires' disease has emerged on the Upper East Side of Manhattan. Health officials have identified 31 buildings, including the Guggenheim Museum, where cooling towers have tested positive for Legionella bacteria.


Coverage from CBS News, NBC New York, and the New York Post emphasizes the scale of the contamination, specifically noting the involvement of 31 addresses and cooling towers. ABC7 New York and PIX11 have focused on providing public information regarding symptoms, prevention, and the specific buildings affected.


Further updates are expected as officials continue to identify the infected addresses and manage the spread of the bacteria within the neighborhood.

## Verified Facts & Key Claims
### How many buildings have tested positive for Legionella?
Officials have identified 31 buildings on Manhattan's Upper East Side that tested positive for the bacteria.

### Which specific landmark is mentioned in the outbreak?
The Guggenheim Museum is among the addresses linked to the outbreak, with bacteria found in its cooling tower.

### What is the primary source of the bacteria according to officials?
According to CBS News, health officials have linked the disease to cooling towers.

## Key People, Organizations & Locations
New York, NYC, Legionnaires, Upper East Side, Legionella, UES, NYC Legionnaires, Guggenheim Museum, Bacteria, Concern

## Multi-Source Evidence Table
| Source Outlet | Headline | Published (UTC) | Verification URL |
|---|---|---|---|
| ABC7 New York | NYC Legionnaires disease: What to know about Upper East Side outbreak, symptoms, spread and prevention | 2026-07-11 01:37 | [Source Link](https://news.google.com/rss/articles/CBMivAFBVV95cUxOd2ZrSUIySHZpbnN6ZGNXRnVZUk1xMGQ3b2tyV25LR1czY29RclQ2T002VE1pdXN5ZkJGZV9NUWRRanFidElQOWdrem9KdUs4blhLbmFpd1BOelNIak0yWHJzcjBEZ0MydmRUVnI4ajYyTEdJa1FLUWlXVFk1RERzNk1Ed01iZE1rR1RZSEp1Z1lkRTl5VExIaDJBMUxVS3ZiaWN4NTR2Vl96cm1rU3NRSll1Q1NUNkRKelBJctIBwgFBVV95cUxQNXVyRTVQWkl0ODRsc01lZU4wbGtFUUxQX013UjN1Zjh4cVRHQWtPajlxVF9WQ0I4UTdHUlJQUU1tbDFjRDQ4aE16M0E5Y1kyLWdkRkx1RC1TT2xQRUV1bThhMGh2UmV6bTdyeVMwQVVYTlJjNUYwM1pSeUw4dmQ5MHdnUllyRHhWeEw0bkc1ajlSVHlXNnd) |
| New York Post | Guggenheim Museum is among 31 UES buildings infected with Legionnaires bacteria | 2026-07-11 01:37 | [Source Link](https://news.google.com/rss/articles/CBMipAFBVV95cUxNczBtdDc3S1U2WUNBWXZQSGx4bkxZNXZDN011aUlFR0NDR0NjbXVIY1ZGUXBGUHNGUVVlT3UyeTQ2RXVib0pmV1BCUUpyWENHQmF3Zk1oSmVxek5YRWlZVmJYaWpjSl9PTGJXUW13ODA0eU9qN2RsLTlOU1hwdk9TYUc4djFMbXl0aWg3UnM4RlNmdjB2VV9nNjBRaE1Qd2g2Tlg4Ug?oc=5) |
| New York Daily News | 31 buildings test positive for Legionella bacteria on Manhattan’s Upper East Side | 2026-07-11 01:37 | [Source Link](https://news.google.com/rss/articles/CBMirwFBVV95cUxNVk5va25MSjJXcXpfSWRqTHlzR1JwTTNrZGYyQmpGbE5uX2kwVmNjdVppdG14R21WeHBTQUxaMXQzRWx3OG8wcGVCWWNGZHhqUFlLQ0RITkk0Rjh4Ym54MmdJSWdLNG1CVkZjYWFLSTNiOEpGTm4tUFBZd2hyMnpJNm4zTkprZ3VNRXUzRGRKM2JTODV0R2RPeTFHY3YxX3FXOVJhUkZ6QzlpZTM0aFVJ?oc=5) |
| PIX11 | These NYC buildings have tested positive for Legionella: officials | 2026-07-11 01:37 | [Source Link](https://news.google.com/rss/articles/CBMiogFBVV95cUxQcXhZYUtPb01IZjhQT3pyRFFQYWJvdVJ3TXZaTWNqRVBhUnkxNjl3TWtEcjNkUGZzY1JEUFdNcFE5dEhONFBjamUyTTI4WGpTWkV1czhSTUpaM1NieGs3WHRaMkNEdjhndmJ4RW5sTS0tRHZMRVNfSzZ0amVKSmtWN1Fxanp1aWFvZXEyaE8yd1FxZEhnMWdtZmNucFR1ZlV2UmfSAacBQVVfeXFMTUxOZUg2NW1PQml3SU05SzhKdnZvZF9kR1ZfcU81R3p1MTlEMDFoN2hzSXFqb0hFVUVXN3R6RlJwVDNaMlZlWTV1WWdQa1JfSGZMcEZTRk83RDk0VkFwaE1qc1N1cFlYMkJZdmpPalNyYmFmNDFWNXlwYWlCdnBScG55ZnRXSFhtNXBOdmdmR2NFTVdqZUJuenJzZ1BUWmpzM1VrRmJwNHc?oc=5) |
| NBC New York | Guggenheim Museum among list of 31 addresses linked to Legionnaires' outbreak | 2026-07-10 22:18 | [Source Link](https://news.google.com/rss/articles/CBMivAFBVV95cUxOZ2J4blUzdVFJOTEzbHV2TmZ1SFJCYVJuNXFXaTd6R2FKTWxWQThaNEFLSF9NQ2h0VlNhV1RSVlotWm1aREtqUzdIZV9yOGdCVkFhYXVSX3FBdV96T3ZJU1JMOFZZalpPV3ZjWEptZnRzdjJucDNWU0ljLVE2VnNNTnREbkZxTkItVUVFUFh5QVM5OVhCejRGWkd1QnFKWHljMXVEVXlsZUJrdE9IQS1RczdZd2VKc3Fmbml5cNIBxAFBVV95cUxPTkQ1MG5NR3pNdmxmQTR1bUp6ZENjMUpCSmRSZHVpSkF5UWtZMWZaRlRwaG00LUdxOTlLVER4OEE3akpUNElmNnhuZmlaQWl1ZzlNcWFmdkUwVU9OZ0UwZjRyYlVYaWNlUHdPeTZrV2x3YV9rRTJZVEs0YjYxanN4dlpJdGhzVVhLWmR1UXdNQnAwdUtrRkV) |
| CBS News | 31 cooling towers linked to Legionnaires' disease on Upper East Side, NYC health officials say | 2026-07-10 16:06 | [Source Link](https://news.google.com/rss/articles/CBMigwFBVV95cUxQcjl2c2hsa0xYWUxIcm9ReUtEbkN1eWlVM1dBcTl0V2JSUkpaQkVpMm9ac054U2F1UDFRRUNOeUhLY2x3Qnc5WHQ5bkJvVHFpWWpwVW5MU01CSnVoT1RQZUtsVm1fUUItWFhmQzA5bnVIN2Z0NXRFNkpHMFNpQmFvOVBpaw?oc=5) |
| FOX 5 New York | Concern over Legionnaires' disease in NYC grows | 2026-07-10 16:06 | [Source Link](https://news.google.com/rss/articles/CBMijgFBVV95cUxNSFRmSXM5RTlXYXhIVTcwaUF0ejNmc3hTb0ZHbGNZTUlhSlVVZld0dld5SWpvM3VRTTVpWFBIMUxncHRRclV1a0h5RUQwbjdROHJGTlE2NjV6YnpMRC1JeGVSbmR0U2tvdWcwelc0alhXRlAwODJvVHEzWmpoX1V1S3J4eHNtZkp0UUtXLVBR0gGTAUFVX3lxTFB6VHNFNWlpcTRKMm05X1NUVEtSX01rR1hIa1NjVkdiT2c4M0tlbnJhazhEWXBZLU56X2xqWE1YSTJYeTRZWUdVNk1Jc0xFSTJZWUF0enJBbExESjRmNi1WQnRjNDNKZTlTS1h5bzJQTHlhUV9QdW9oTWQ5SFpDblgwSG1jaV9zdmZTdkJMRHIwTEVQbw?oc=5) |
| The Art Newspaper | Bacteria that causes Legionnaires’ disease found in Guggenheim Museum cooling tower amid neighbourhood outbreak | 2026-07-10 16:06 | [Source Link](https://news.google.com/rss/articles/CBMiwwFBVV95cUxOLTJTejBmUGMxVFpmUHA5bVhpYUtPVDh4THZXMmZFSTZuYl9tY05LaUtVX1ZpNFZsUTFCQVYydWxKZ0dvWWtyNHVETFA5ZXh0ODR5TTlkUmFvTktCV1JSeVRIaGlYaFY0RlBmZUhOUWFBcjYxZnRTT2h0dGJoY285ekc4WE5EanRfYWJienBuVERzb3N0WVlaY1RXME5RWlYwc1RweDBXaHpwa0NadU5RWGpmajFldUQ0TmFWZ2tRbnVhdjg?oc=5) |

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