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Isohyet Precipitation Maps
Interpolated observed and forecasted rainfall for the TRCA Watersheds. Automatically generated every hour. Interpolation methods are tested for each map before generating,... -
Watersheds TRCA
TRCA's jurisdiction is made up of various watersheds that span 2,506 square kilometeres in Toronto and region -
Precipitation Monitoring - TRCA
The network consists of both three-season tipping bucket gauges, which monitor only in the spring, summer and fall months, and 4-season gauges that operate through the winter... -
Event Data - Precipitation Observations - August 7th 2018
This dataset is a packaged set of rainfall data amalgamated together for the August 7, 2018 storm event. It includes preliminary data from the TRCA meteorological gauge network. -
Water Quality Monitoring - TRCA
This dataset has no description
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Baseflow Monitoring - TRCA
Spot flow measurements taken manually during dry weather flow. Sampling protocols dictate that sampling must occur more than 72 hours after a rainfall event within the same... -
Watershed Fisheries Monitoring - TRCA
This dataset has no description
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Stream Flow Monitoring - TRCA
Currently stream data is collected in various TRCA watercourses where data is continually recorded every 15 minutes. Some locations monitor water level and storage volumes of... -
TRCA 2017 Water Quality Data from Regional Watershed Monitoring Program Sites
2017 Water Quality data from monthly grab samples collected at 47 sites across nine watersheds in Toronto and Region Conservation Authority’s (TRCA) jurisdiction. Samples are... -
Water Level Monitoring - TRCA
Currently stream data is collected in various TRCA watercourses where data is continually recorded every 15 minutes. Some locations monitor water level and storage volumes of...
