---
id: 46702d2128
section: other
first_reported: 2026-11-12 18:30 EST
updated: 2026-11-13 01:52 EST
status: reported
outlets: 3
---

# Microsoft outage disrupts some Toronto hospitals and City Hall

A Microsoft 365 outage on Thursday disrupted services at several Toronto institutions, including Unity Health Toronto, which declared a Code Grey, and City Hall.

Section: [Around Town](/toronto/section/life.md) · Entities: [Microsoft](/toronto/wiki/microsoft.md), [Unity Health Toronto](/toronto/wiki/unity-health-toronto.md)

## Coverage

- [Toronto Star](https://www.thestar.com/news/gta/toronto-hospital-network-declares-code-grey-amid-microsoft-outage/article_17c3486f-74d5-44cb-9ac7-0afe0958d9f3.html), 2026-11-12 18:30 EST: Toronto hospital network declares Code Grey amid Microsoft outage
- [CTV News Toronto](https://www.ctvnews.ca/toronto/article/code-grey-declared-at-toronto-hospital-network-amid-microsoft-outage/), 2026-11-13 01:52 EST: Microsoft outage impacts some Toronto hospitals, City of Toronto, post-secondary institutions
- [CP24](https://www.cp24.com/local/toronto/2026/11/12/code-grey-declared-at-toronto-hospital-network-amid-microsoft-outage/), 2026-11-13 01:52 EST: Microsoft outage impacts some Toronto hospitals, City of Toronto, post-secondary institutions

Headline and summary written by the Acta Diurna desk from the coverage above. Read the original reporting for full detail.