HYDAT
Also known as HYDEX · National Water Data Archive
HYDAT is the archival database that contains all water information collected through the National Hydrometric Program. These data include: daily and monthly mean flow, water level and sediment concentration for over 2500 active and 5500 discontinued hydrometric monitoring station across Canada. HYDEX is a relational database that contains inventory information on the various streamflow, water level, and sediment stations (both active and discontinued) in Canada. This database contains information about the stations themselves, such as location, equipment, and type(s) of data collected.
Getting access
Open access Open
- How to apply
- Not yet verified — we don’t publish a route we haven’t checked.
Summarised from a registry — the exact application route is not yet verified.
About this database
| Website | https://www.canada.ca/en/environment-climate-change/services/water-overview/quantity/monitoring/survey/data-products-services/national-archive-hydat.html |
|---|---|
| Subjects | Natural Sciences · Geosciences (including Geography) · Water Research |
| Last updated | 2026-09-12 |