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: 2022-11-29 3:08 PM
Next Update: 2022-12-06 3:00 PM

Water levels and flows in most locations along the main stem of the Ottawa River are close to seasonal values and are expected to increase slightly over the coming week.

View complete forecast

Special Feature

Read our review of the freshet 2022 on the Ottawa River

2022 Ottawa River Spring Freshet Review Bulletin.

Check out our improved website!

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

2022 Ottawa River Spring Freshet Review

Bulletins posted on 2022-06-28 by Ottawa River Regulating Committee

The freshet started in early April and lasted for approximately 7 weeks.  It was characterized by average peaks but higher

Read more

Gatineau River – Spring Runoff Management upstream of Chelsea Generating Station

Bulletins posted on 2022-06-08 by Hydro Quebec

Read the press release: Spring Runoff Management Upstream of the Chelsea Generating Station

River Conditions – Chats Falls

Bulletins posted on 2022-05-27 by Ontario Power Generation

As a result of higher than average inflows within the Ottawa River, it is expected that the flows and velocities

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