Hydro One

Customers Tracked: 1,474,938
Utility Outages: 6,197
Last Updated: 4/19/2026 2:30:20 AM GMT

Ontario

CountyCustomers TrackedCustomers Out
Algoma14,6281
Bruce24,3430
Chatham-kent19,7900
Cochrane32,6400
Dufferin17,4320
Durham30,7340
Elgin18,5590
Essex39,4880
Frontenac55,75775
Grey52,3340
Haldimand00
Haldimand-norfolk68,0281
Haliburton20,5101
Hamilton27,9570
Hastings93,3321,265
Huron24,1960
Kawartha Lakes43,52626
Kenora22,2700
Lambton19,6590
Lanark43,627626
Leeds And Grenville29,1890
Manitoulin10,8330
Middlesex23,6541
Muskoka43,4443,438
Niagara19,2270
Nipissing21,996581
Norfolk00
Ottawa46,9820
Oxford41,7611
Parry Sound18,5761
Peel28,0860
Perth14,6470
Peterborough80,3821
Prescott And Russell24,2660
Prince Edward27,2200
Rainy River6,4660
Renfrew51,3610
Simcoe107,1130
Stormont, Dundas and Glengarry50,8790
Sudbury36,783179
Thunder Bay22,4420
Timiskaming19,8540
Unknown00
Wellington15,3600
York65,5980