Flood Forecasting and Warning

Status: Flood Outlook Statement

Flood Outlook Statement Extended

Monday, March 21, 2022 (4:00 PM)

Status: Flood Outlook Statement


The Raisin Region Conservation Authority (RRCA) is extending the Flood Outlook Statement first issued on March 16 for the RRCA jurisdiction.

Rainfall and snowmelt rapidly increased water levels over the weekend of March 19-20. Nuisance flooding occurred and continues to occur in many low-lying areas. Water levels are now slowly declining in RRCA watersheds. This decline is expected to continue over the next two days. However, rainfall forecast for Thursday, March 24, and Friday, March 25, is expected to increase water levels once again. This rainfall may return water levels to those of Sunday, March 20.

Currently, nuisance flooding of low-lying areas is expected. Any decline in water levels over the coming days may be reversed by the expected rainfall. If they have not done so already, residents in areas regularly affected by spring flooding should take precautions to protect their property, such as:

  • Ensuring sump pump is clear, in good working condition, and has a backwater valve
  • Ensuring easy access to a portable backup generator and pump
  • Ensuring downspouts are clear, with outlets at least 3 metres away from the building
  • Securing items that might float away as flows increase

This statement is in effect until Friday, April 1, 2022, at 12:00 PM. The RRCA will continue monitoring water levels and weather forecasts as part of the Flood Forecasting and Warning program.

A Flood Watch or Flood Warning Statement will be issued if the possibility of flooding becomes significant, or imminent, respectively.

For more information: Halya Petzold, Resource Specialist, (613) 938-3611 ext. 244, halya.petzold@rrca.on.ca

Media contact: Vincent Pilon, Public Information Coordinator, (613) 938-3611 ext. 229, vincent.pilon@rrca.on.ca

Forwarded to: RRCA Flood Forecasting and Warning Directory
 


About Flood Forecasting and Warning in the RRCA

The Ontario Ministry of Natural Resources and Forestry (MNRF) is responsible for flood related emergencies. Flood forecasting and warning has been delegated to Conservation Authorities. If a local emergency is declared, MNRF will work directly with the municipality and in consultation with the Conservation Authority.

The Raisin Region Conservation Authority monitors precipitation and water levels throughout Cornwall, South Glengarry, and large portions of North Glengarry and South Stormont.

About Flood Forecasting Notices

Normal
No flood conditions exist.

Watershed Conditions Statement - Water Safety
High flows, unsafe banks, melting ice or other factors that could be dangerous for recreational users such as anglers, canoeists, hikers, children, pets, etc. Flooding is not expected.

Watershed Conditions Statement - Flood Outlook
Early notice of the potential for flooding based on weather forecasts calling for heavy rain, snow melt, high wind or other conditions that could lead to high runoff, cause ice jams, lakeshore flooding or erosion.

Flood Watch
Flooding is possible in specific watercourses or municipalities. Municipalities, emergency services and individual landowners in flood-prone areas should prepare.

Flood Warning
Flooding is imminent or already occurring in specific watercourses or municipalities.

In the event of a flood status of anything other than normal, the RRCA will issue a media release and advise our member municipalities.

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