Ottawa RiverRegulationPlanning BoardCommission de planificationde la régularisationde la rivière des Outaouais

INCREASING FLOOD RISK ALONG THE OTTAWA RIVER (Mattawa to the Montreal Region). See the River Conditions Forecast message that is updated daily. Read more

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River condition forecast on 2018-05-08

River conditions forecasts posted on 2018-05-08 by Ottawa River Regulation Planning Board


Water levels and flows are expected to peak in all areas along the river sometimes mid-week and are expected to remain high for several days thereafter. Water levels are now above minor flooding levels at Chats Lake and Britannia/Lac Deschênes. Major flooding threshold could be reached at Lake Coulonge today. Minor flooding in low-lying areas is possible in the lower river reach from Hull down to the Montreal region.


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