TRCA Open Data Portal

TRCA's Open Data Site

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Catalogue Entry: TRCA Fisheries Wadable

This dataset includes 2010–2025 monitoring data from all wadable stream sites sampled by Toronto and Region Conservation Authority’s Aquatic Monitoring and Management (AMM)...
- Feature Layer
- HTML
Catalogue Entry: TRCA Fisheries Non-Wadable

This dataset includes 2010–2025 fish monitoring data from all lake, non-wadable stream, and wetland sites sampled by Toronto and Region Conservation Authority’s Aquatic...
- Feature Layer
- HTML
Catalogue Entry: Trails TRCA

Representation of trail alignments that are owned or managed by TRCA. Trail linework covering all authorized trails on TRCA property and trails managed by TRCA in the Oak Ridges...
- Feature Layer
- HTML
Catalogue Entry: Property TRCA

To identify lands owned by TRCA and any management agreements with local municipalities. TRCA owned land. Geography based on Teranet parcel data.
- Feature Layer
- HTML
Catalogue Entry: Durham Phragmites - Feb 2025

This layer shows the polygon boundaries of Phragmites within Durham Region, identified in the field through Collector. Polygon layer displaying current areas of Phragmites in...
- Feature Layer
- HTML
Catalogue Entry: Water Quality WFL1

Water quality
- Feature Layer
- HTML
Catalogue Entry: Natural Cover Quality WFL1

Natural cover landscape analysis. LAM
- Feature Layer
- HTML
- Table
Catalogue Entry: LAM Summary

Natural cover landscape analysis. LAM
- Table
- HTML
Catalogue Entry: 2013 Natural Cover Feature Layer

A polygon feature class representing natural features accross the TRCA jurisdiction broken down into five main classes: forest, successional, meadow,... Represents natural...
- Feature Layer
- HTML
Catalogue Entry: ECWP 2019 Landuse

This is revised 2019 landcover-based data for Etobicoke Creek Watershed Plan project. data source: 2017 landuse with revised natural cover and wetlands based on 2019 image Last...
- Feature Layer
- HTML
Catalogue Entry: 2007 2008 Natural Cover

A polygon feature class representing natural features accross the TRCA jurisdiction broken down into five main classes: forest, successional, meadow,... Represents natural...
- Feature Layer
- HTML
Catalogue Entry: ECWP Landscape Analysis Model

Description: Habitat quality based on the Landscape Analysis Model (LAM) using the size, shape, and matrix scores of natural cover patches. These three metrics are combined into...
- Feature Layer
- HTML
Catalogue Entry: ECWP Aquatic Stream Connectivity

Description: The potential connectivity of the stream networks was quantified using the dendritic connectivity index (DCI) developed by Cote et al. (2009) to summarize the...
- Feature Layer
- HTML
Catalogue Entry: ECWP 2012 Landuse

This is revised 2012 landcover-based landuse based on 2012 image for Etobicoke Creek Watershed Plan project. This data includes 2013 natural habitat. data source: 2012 landuse...
- Feature Layer
- HTML
Catalogue Entry: ECWP Etobicoke Creek Headwater Drainage Features

Description: Headwater drainage features in the Etobicoke Creek Watershed classified as Permanent, Intermittent or Unknown (due to data deficiency) as well as having Important,...
- Feature Layer
- HTML
Catalogue Entry: ECWP 2002 Landuse

This is revised 2002 land cover-based landuse based on 2002 image for Etobicoke Creek Watershed Plan project. source data: 2002 landuse data Last update date: Sep 4, 2020
- Feature Layer
- HTML
Catalogue Entry: ECWP Natural Cover

This is revised 2017 natural cover for Etobicoke Creek Watershed Plan project. data source: 2017 landuse with revised natural cover and wetlands based on 2019 image,...
- Feature Layer
- HTML
Catalogue Entry: ECWP Current Water Quality Conditions Stations

We assessed current water quality conditions at eight stations using data collected through TRCA’s Regional Watershed Monitoring Program (RWMP) between 2015 and 2019 to support...
- Feature Layer
- HTML
Catalogue Entry: ECWP LD Water Quality Station

Two water quality stations were added in the headwaters of Etobicoke Creek (LDEC-1 and LDEC-2) to support the water quality characterization for the Etobicoke Creek Watershed...
- Feature Layer
- HTML
Catalogue Entry: ECWP Local Connectivity – Forest-Wetland

Description: Modelled local connectivity represented by priority for providing local connectivity among forest-wetland habitat patches. Local connectivity is based on the...
- Feature Layer
- HTML

204 catalogues found