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: 2025-06-03 2:56 PM
Next Update: 2025-06-10 4:30 PM

Flows and levels along the main stem of the Ottawa River are within seasonal values for this time of year, and are expected to remain stable or decrease gradually over the coming week depending on location.

View complete forecast

Special Feature

End of Daily River Conditions Forecast and 4-day Forecast

The Ottawa River Regulation Secretariat would like to inform residents of the Ottawa River Basin that today, May 22, is the final day of the 4-day forecast for spring freshet 2025.  Accordingly, the ‘Forecasts’ web page will be deactivated on Friday May 23.  Additionally, the ‘River Conditions Forecast’ message, which describes current and forecast river conditions, will now be updated every Tuesday.

Read the bulletin >> May 22, 2025 Bulletin

Latest News

2025: End of Daily River Conditions Forecast and 4-day Forecast

Bulletins posted on 2025-05-22 by Ottawa River Regulation Secretariat

The Ottawa River Regulation Secretariat would like to inform residents of the Ottawa River Basin that today, May 22, is

Read more

2025: INCREASING FLOOD RISKS ALONG THE OTTAWA RIVER

Press Release posted on 2025-04-22 by Ottawa River Regulating Committee

The Ottawa River Regulating Committee warns that levels and flows along the main stem of the Ottawa River, from Mattawa

Read more

Beginning of Hydrologic Forecast for Freshet 2025

Bulletins posted on 2025-03-21 by Ottawa River Regulation Secretariat

The detailed four-day forecast has now begun. The Ottawa River Regulating Committee provides hydrological forecasts to the public at nine

Read more

See all articles