Hydro Ottawa Power Outages: Map & How to Report
Hydro Ottawa doesn't publish live data we can use, so we can't show a current count. Its official outage map shows power outages in Ontario.
PowerOutageTracker is independent and not affiliated with Hydro Ottawa. If you see a fallen power line, stay 10 metres away and call 911.
Where Hydro Ottawa operates
National Capital Region (Ottawa)
Ownership: Hydro Ottawa group, municipally owned
Hydro Ottawa reliability
Hydro Ottawa reported 1 hr 50 min without power per customer in 2025, with 1.39 interruptions per customer. The national figure was 10 hr 5 min in 2023, though it may be measured differently.
Scope: All events incl. major events and loss of supply, summed from the OEB cause codes. Excluding major events: 1.06 hours SAIDI, 1.01 SAIFI.
Source: Ontario Energy Board open data, RRR 2.1.4.2 System Reliability Indicators (2025 data)
Major power outages involving Hydro Ottawa
Events in our sourced list that name Hydro Ottawa
May 2022 derecho
May 21, 20222,406,654 customers affected
Fifteen Ontario distributors reported 1,852,005 customers interrupted, including 890,100 at Hydro One (60% of its base), 297,650 at Alectra and 180,946 at Hydro Ottawa (54%). Hydro One took about 250 hours to restore 90% of those affected, and Hydro Ottawa called the damage to its system worse than in the 1998 ice storm.
Source: Ontario Energy Board open data, RRR 2.1.4.2.10 Major Event Response Reporting
April 2023 Québec ice storm
April 5, 20231,125,000 customers affected
On the same date in Ontario, Hydro One reported 359,000 customers interrupted and Hydro Ottawa 163,448.
Source: Hydro-Québec via Newswire, Ice storm: update on the outages, April 8, 2023
Provinces and territories served
Hydro Ottawa FAQ
How do I report a power outage to Hydro Ottawa?
Call 613-738-0188. It also takes reports online through the link on this page. If you see a fallen power line, stay 10 metres away and call 911.
What areas does Hydro Ottawa cover?
National Capital Region (Ottawa)
How reliable is Hydro Ottawa?
Hydro Ottawa reported 1 hr 50 min without power per customer and 1.39 interruptions per customer in 2025. Scope: All events incl. major events and loss of supply, summed from the OEB cause codes. Excluding major events: 1.06 hours SAIDI, 1.01 SAIFI.
Cite this page
You may reuse our derived data under CC BY 4.0 with attribution. Weather alerts contain information licensed under the Data Server End-use Licence of Environment and Climate Change Canada.
PowerOutageTracker.com. "Hydro Ottawa Power Outages." Accessed November 3, 2026. https://poweroutagetracker.com/world/canada/utilities/hydro-ottawa