Canada’s e-Navigation Portal - Dataset description
Details for Water Level Datasets
Summary
Information for accessing data pertaining to water level observations, predictions, and station metadata from the Canadian Hydrographic Service.
Description
The Integrated Water Level System API provides access to the official water level data of the Canadian Hydrographic Service. This API allows users to retrieve data including real time observations, tidal predictions, and forecasts for stations across Canada. Users can also retrieve a complete list of all monitoring stations and their metadata to make targeted requests.
The attached files link to the official API documentation, which includes detailed information on all available requests and data models.
Please note that in order to use the API, acceptance of the license agreement situated at the following address is required: https://www.tides.gc.ca/en/licence-agreement
Category
- Tides, Water Levels and Currents
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 : 2025-07-10
- Revision : 2025-07-10
Other metadata format
Dataset responsible contact information
Email : chsinfo@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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