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Hydrometric Data Approval and Grade Code Reference Tables
Hydrometeorological data collected by TRCA undergoes a standard review and correction process to ensure all data is of known quality. Data follows a multi-step correction and... -
Streamflow
Stream gauge data from TRCA real time and manual monitoring networks. Data represents preceding 15 minute average discharge (flow) in m3/second. Each file contains full period... -
Hydrology Calibration and Validation Data
Historic storm event data from TRCA monitoring networks for hydrology modelling calibration and validation activities. All timestamps are in Eastern Standard Time. Rainfall is... -
Precipitation
Precipitation gauge data from TRCA real time and manual monitoring networks. Data represents preceding 5 minute total (accumulated) rainfall in mm. Each file contains full... -
Stream Water Level
Stream gauge data from TRCA real time and manual monitoring networks. Data represents preceding 15 minute average water level (stage). Where possible stage is in masl. Each... -
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. -
Flood Vulnerable Cluster Data
Flood Vulnerable Cluster Study Results Currently defined as Flood Vulnerable Areas (FVAs) in TRCA’s Living City Policies, Flood Vulnerable Clusters (FVCs) are sub-areas within...
You can also access this registry using the API (see Dokumentacja API).