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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About ORRPB

For a quick overview of basic information one should know about us and the Ottawa River system, we recommend that you consult the following presentations:

More in depth information is available in the following webpages :