# Legionella found in Upper West Side building's water system amid NYC Legionnaire's disease outbreak

> **Open Intelligence Dossier** · First detected: 2026-07-13 05:07 UTC · Category: Health

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*Canonical Source: https://pulse.byoviral.com/trend/2026-07-13/legionella-found-in-upper-west-side-building-s-water-system-amid-nyc*