Factbox-Canada's 10 costliest natural disasters by insurance claims

·3 min read
Flood waters cover the Trans Canada Highway 1, in an aerial view taken near Abbotsford

TORONTO (Reuters) - Massive floods in the Canadian province of British Columbia have dumped a month's worth of rain in two days, triggering mudslides that have destroyed several major roads and killed at least one person.

Insurance loss estimates will not be available for several weeks, but industry experts expect the damages to be significant. Below are the 10 costliest natural disasters in Canada so far:


May Wildfires, Fort Wildfires https://www.reuters.com/article/canada-us-canada-wildfire-costs-idCAKCN0ZN1U2

2016 McMurray, Alberta in the oil sands hub forced the

evacuation of some 90,000 residents,

shuttered numerous oil sands

operations and cut Canada's crude

output by more than 1 million barrels

a day. Insured losses: C$3.58 billion

($2.84 billion).

June Floods, southern Massive floods https://www.reuters.com/article/canada-us-floods-cost-idCABRE98M0SO20130925

2013 Alberta over the eastern slopes of the Rocky

Mountains caused four deaths, forced

the evacuation of thousands and shut

down Calgary's downtown core. Insured

losses: C$1.7 billion.

January Ice storms, The storms in southern Quebec and

1998 Ontario, Quebec eastern Ontario killed 35 people and

left millions of people in the two

provinces without power for several

weeks. Insured losses: C$1.3 billion.

June Hailstorm, The storm damaged at least 70,000

2020 Calgary, Alberta homes and vehicles. Insured losses:

C$1.2 billion.

July Floods, Toronto, A heavy rainstorm https://www.reuters.com/article/canada-us-toronto-weather-idCABRE96803C20130709

2013 Ontario flooded the city's subway stations,

shut down parts of the public transit

network and major roads and some

300,000 customers lost power. Insured

losses: C$940 million.

May Wildfire, Slave A third of Slave Lake was destroyed by

2011 Lake, Alberta a fire https://www.reuters.com/article/uk-royals-idUKTRE75T5A820110706.

Insured losses were estimated at

C$700 million.

May Windstorm, A storm https://cdd.publicsafety.gc.ca/dtpg-eng.aspx?lang=fra&cultureCode=fr-Ca&eventTypes=%27SO%27%2C%27ST%27&normalizedCostYear=1&dynamic=false&eventId=1153

2018 Ontario, Quebec with wind gusts of over 100

kilometers/hour caused power outages

and damage to buildings and vehicles

and downed trees. Over 925,000 people

across the two provinces were without

power for days. Insured losses: C$680


August Tornado, floods, Three tornadoes that hit southern

2005 Toronto and Ontario caused widespread flooding in

southern Ontario Toronto and surrounding areas. Insured

losses: C$625 million

April Ice jams, floods, Ice jams on the Athabasca River raised

2020 Fort McMurray water levels, causing flooding https://www.reuters.com/article/us-health-coronavirus-canada-floods-idUSKCN229318

in low-lying areas. Insured losses:

C$562 million

August Hail storm, Hail the size of golf and tennis balls

2014 Airdrie, Alberta caused damage to buildings and

vehicles. Insured losses: C$450


Sources: Insurance Bureau of Canada, Public Safety Canada, Can IQ, local media reports

($1 = 1.2591 Canadian dollars)

(Reporting By Nichola Saminather; Editing by Steve Orlofsky)

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