Lake St Clair Water Quality

This dataset provides water quality analyses of lake surface samples and river samples collected throughout the ice-free season (May/June to October) from 2016 to 2019 from the Lake St. Clair nearshore, with a focus on the Thames River discharge area. Data includes nutrients and related biological parameters, including: • Phosphorus • Nitrogen • Suspended solids • Chlorophyll • Bacteria • Algal toxins Samples were collected by Ontario’s Ministry of the Environment, Conservation and Parks (MECP) staff. Work was conducted in collaboration and partnership with Environment and Climate Change Canada (ECCC), the Great Lakes Institute of Ecosystem Research (GLIER, University of Windsor), Lower Thames Valley Conservation Authority (LVTCA) and the National Oceanic and Atmospheric Administration (NOAA). Keywords: Lake St. Clair, Thames River, Detroit River, Lake Erie, Water Quality, Nearshore, Cyanobacteria, Cyanotoxins, Phosphorus, Nutrients, Eutrophication, algal blooms

Data and Resources

Additional Info

Field Value
Last Updated January 16, 2026, 20:58 (UTC)
Created January 16, 2026, 20:58 (UTC)
contains_pii non
criticality_level Élevé
data_formats CSV; HTML; PDF
fair_openness Level 2 - Machine-readable
geographic_scope Canada
sensitivity_level Faible
source_inventaire Inventaire_W
source_url https://open.canada.ca/data/en/dataset/7c801867-1d50-4e9a-b658-363aa241426c
subject government_and_politics
update_frequency as_needed
year_most_recent 2025-06-25 12:02:55.836000
year_start 2024-02-21 13:00:57.438000