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.
The picture shows a map of the Ottawa River Basin boundary. The Ottawa River Basin is located within two provincial boundary, Quebec and Ontario. The picture also shows the water bodies nearby such as the Great Lakes.

Current Conditions Summary

Water levels in metres:
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View current conditions

River Conditions Forecast

Last Update: 2026-01-06 2:48 PM
Next Update: 2026-01-13 4:00 PM

Water levels and flows along the main stem of the Ottawa River are below average at most locations for this time of year. Water levels and flows are expected to remain stable or slightly increase depending on locations over the coming week.

View complete forecast

Special Feature

Low flow conditions in the Ottawa River basin

The Ottawa River Regulating Committee provides an overview of the current low flow conditions in the Ottawa River basin and the management of water in the principal reservoirs.

Read the bulletin >> 2025-10-17 Ottawa River Low Flow Conditions

Latest News

Fall Conditions Overview in the Ottawa River Basin

Bulletins posted on 2025-12-22 by Ottawa River Regulating Committee

The Ottawa River Regulating Committee provides integrated management of the principal reservoirs in the Ottawa River basin throughout the year.

Read more

Notice of Temporary Water Level Increase – Bryson Dam

Bulletins posted on 2025-11-17 by Hydro Quebec

Read the bulletin by Hydro-Québec >  November 17, 2025 Bulletin    (French only)

Low Flow Conditions in the Ottawa River

Bulletins posted on 2025-10-17 by Ottawa River Regulating Committee

The Ottawa River Regulating Committee provides integrated management of the principal reservoirs in the Ottawa River basin throughout the year

Read more

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