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Report a Power Outage

If the power goes out, call our province-wide outage hotline at 1-800-434-1235.
We're available  24 hours a day, 365 days a year.  If you're having a life-threatening  emergency, call 911.

1-800-434-1235

Life Support Notification

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Do you have a medical condition that depends on electrically powered equipment? We encourage you to let us know and apply for life support notification.

Learn How to Apply 
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Our Commitment to Safety


Workplace safety and public safety are some of our leading priorities and we'll always be committed to eliminating the risk of injury. Learn more about our safety programs here.

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What Happens When the Power Goes Out?

When the power goes out we're ready and equipped with a recovery plan.

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Power Outage Checklist

We work hard to prevent interruptions but they can still happen from time to time. Prepare your home and family just in case your region experiences a disruption.

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Ice Storms

Ontario’s cold winters mean at times our network is susceptible to ice storms. Learn more about how we respond to ice storms here.

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Hydro One Mobile App

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Put our Storm Center3 power outage map in the palm of your hand! Our free mobile app is now available for both Android and iPhone devices. Download it from app stores today!

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Emergency Responders


The work emergency responders do puts them in hazardous situations regularly. As such, safety is a top priority. Access safety materials such as the Electrical Safety Handbook for Emergency Responders here.

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Electric and Magnetic Fields (EMF)

Learn about how we're working to address your concerns about EMFs.

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Children's Safety

A number of programs designed to promote children’s safety including the electrical hazard simulator, Hazard Hamlet. 

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Insurance Claims

Need to file an insurance claim? Find the required forms and information, as well as information about surge protection here. 

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Keep Your Account Information Up to Date

To ensure the best restoration service in a power outage, make sure your account information, including email address and phone number, is up to date so we can keep in touch with you. This will help our crews ensure quick and safe restoration.


Register now to gain access to your account and services online. 

Sign Up for myAccount