Ottawa RiverRegulationPlanning BoardCommission de planificationde la régularisationde la rivière des Outaouais

Ottawa River Regulation Planning Board

The Planning Board was established to ensure integrated management of the principal reservoirs of the Ottawa River Basin:

  • to minimize flood and drought impacts along the Ottawa River and its tributaries, particularly in the Montreal Region
  • while maintaining beneficial water uses in the basin.

Current Conditions Summary

Water levels in metres:

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River Conditions Forecast

Last Update: 2020-10-20 3:13 PM
Next Update: 2020-10-27 3:00 PM

Water levels and flows are expected to increase slightly in most locations along the main stem of the Ottawa River over the coming week due to fall weather conditions. River conditions will remain close to normal.

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Special Feature

Spring Freshet Review for 2020

This bulletin provides the highlights of the spring freshet 2020 on the Ottawa River.


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Latest News

Temporary lowering of the level of the Rivière des Outaouais upstream of the Carillon hydropower facility

Bulletins posted on 2020-10-21 by Hydro Quebec

Hydro-Québec has just issued a press release regarding the expected carrying out of repair work downstream of the Carillon hydropower

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Important notice: Fall/winter water level adjustments

Bulletins posted on 2020-10-15 by Ontario Power Generation

Please be advised that Thanksgiving Monday marks the end of summer water level minimums for the Ottawa and Madawaska Rivers.

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Bulletins posted on 2020-09-24 by Ministère de l’Environnement et de la Lutte contre les changements climatiques

Possible rise in the water level as of September 26, 2020 The Ministère de l’Environnement et de la Lutte contre

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2020-10-23 02:17:15