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 reduce flood and drought impacts along the Ottawa River and its tributaries, all the way down to the Montreal Region
  • while maintaining beneficial water uses in the basin.

Current Conditions Summary

Water levels in metres:

View current conditions

River Conditions Forecast

Last Update: 2023-09-26 3:59 PM
Next Update: 2023-10-03 3:00 PM

Levels and flows at most locations on the main stem of the Ottawa River are above average for this time of the year and are expected to decrease slightly over the coming week.

View complete forecast

Special Feature

The 2023 Spring Freshet Review Bulletin is now available.

Find out about the key characteristics of freshet 2023, which saw some of the highest peak flows and levels on record.

Read the bulletin >> 2023 Ottawa River Spring Freshet Review


Want to know more about the Planning Board?

The section ‘About ORRPB’ now includes more information about who we are, what we do and how to stay informed about flows and levels in the Ottawa River.

Check these new pages out:

We hope you will enjoy reading these new pages!

To learn more about the Ottawa River and the management of principal reservoirs, you can view two presentations :


Latest News

2023 Ottawa River Spring Freshet Review

Bulletins posted on 2023-07-19 by Ottawa River Regulating Committee

The 2023 freshet was characterized by record warmth (April 10 – 17), above-average snowpack in some parts of the basin

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End of Daily River Conditions Forecast and 4-day Forecast

Bulletins posted on 2023-05-18 by Ottawa River Regulation Secretariat

The Ottawa River Regulation Secretariat would like to inform residents of the Ottawa River Basin that today, May 18, will

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Increasing Flood Risks along the Ottawa River (Mattawa to the Montreal Region)

Press Release posted on 2023-05-01 by Ottawa River Regulating Committee

The Ottawa River Regulating Committee warns that levels and flows along the main stem of the Ottawa River are increasing

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