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Get data describing benthic-invertebrate (bottom dwelling aquatic invertebrates) community structure and habitat conditions in various waterbodies. This dataset includes: * counts of different kinds of benthic invertebrates * water chemistry * information about collected samples (geographic...

This Alberta Official Statistic summarizes annual results of calculations of air quality index values as calculated by quality-assured and quality-controlled hourly ambient air quality data. It reports the number of hours of Poor and Very Poor air quality. It also includes an overview of the...

This data set includes information on sampling locations, water chemistry and chlorophyll collected at 18 locations in the Great Lakes-St. Lawrence River and 4 locations in Lake Simcoe.

The Wastewater Systems Effluent Regulations (WSER), developed under the Fisheries Act, came into force in 2012 to manage wastewater releases by systems that collect an average daily influent volume of 100 cubic metres or more. The WSER also does not apply to any wastewater system located in the...

This dataset contains the historical (prior to 2015) environmental dosimetry results. The current data can be found here: http://open.canada.ca/data/en/dataset/67bedee8-beb0-4b3a-a1c6-24a4cda08afe. The data after 2015 is provided in SI units of millisieverts (mSv) to be more in-line with current...

Surface freshwater quality monitoring in the Fraser River Basin is carried out under the Canada-British Columbia Water Quality Monitoring Agreement. Monitoring is conducted to assess water quality status and long-term trends, detect emerging issues, establish water quality guidelines and track...