Ottawa RiverRegulationPlanning BoardCommission de planificationde la régularisationde la rivière des Outaouais

Increased flooding risk on the Ottawa River – Mattawa down to Montreal Region

Press Release posted on 2019-04-25 by Ottawa River Regulation Planning Board


OTTAWA/GATINEAU, Thursday April 25, 2019 — The Ottawa River Regulating Committee warns that levels and flows on the Ottawa River from Mattawa down to the Montreal region are expected to exceed flood levels of May 2017over the coming week end. Flows and levels are expected to rapidly rise over the weekend due to significant forecast rainfall. On Monday or Tuesday, flows and levels are expected to exceed those observed at the height of the May 2017 flood, depending on the amount of precipitation received. All areas along the Ottawa River that were impacted in 2017, and possibly additional areas, are at risk.

Read the complete Press Release


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2020-08-13 12:49:26