Canada’s e-Navigation Portal - Dataset description
Details for Navigational Warnings
Summary
National catalog of active navigational warnings (NAVWARNs).
Description
Navigational Warnings (NAVWARNs) contain urgent information required for safe navigation within Canadian waters. These warnings announce potential hazards, changes to aids to navigation, and other critical updates for mariners. The attached files contain all active NAVWARNs nationwide.
A searchable web database for this data is available at https://nis.ccg-gcc.gc.ca/public/rest/messages/en/search
Category
- Navigation Hazards and Notices
Region
- Pacific North Coast
- Pacific South Coast
- Eastern Arctic
- Western Arctic
- Lake Superior
- Lake Huron and Lake St. Clair
- Lake Erie and Lake Ontario
- St. Lawrence River and Gulf
- St. Lawrence Seaway
- Maritimes
- Newfoundland and Labrador
Date
- Creation : 2025-07-08
- Revision : 2025-07-08
Other metadata format
Dataset responsible contact information
Organisation : Canadian Coast Guard
Email : DFO.WaterwaysManagement-GestionVoiesNavigables.MPO@dfo-mpo.gc.ca
Website description/title : Canadian Coast Guard e-Navigation Portal
Website address : https://e-navigation.canada.ca
Email : DFO.WaterwaysManagement-GestionVoiesNavigables.MPO@dfo-mpo.gc.ca
Website description/title : Canadian Coast Guard e-Navigation Portal
Website address : https://e-navigation.canada.ca
Dataset Resources
Geographic location of current dataset
Bounding Boxes
| Geometry | Location |
|---|---|
| -135.00, 51.60 , -127.50 , 55.00 | Pacific North Coast |
| -131.00, 47.66 , -121.70 , 51.70 | Pacific South Coast |
| -96.00, 51.00 , -60.00 , 73.00 | Eastern Arctic |
| -141.24, 67.26 , -65.60 , 83.87 | Western Arctic |
| -92.30, 46.20 , -84.30 , 49.20 | Lake Superior |
| -84.60, 43.00 , -79.60 , 46.20 | Lake Huron and Lake St. Clair |
| -83.40, 41.40 , -76.00 , 44.10 | Lake Erie and Lake Ontario |
| -73.51, 45.60 , -61.00 , 50.50 | St. Lawrence River and Gulf |
| -76.40, 44.10 , -73.50 , 45.50 | St. Lawrence Seaway |
| -66.60, 43.00 , -59.40 , 48.00 | Maritimes |
| -60.00, 46.20 , -52.00 , 61.00 | Newfoundland and Labrador |
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