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Catalogue Entry: Contour de terres
Tronçons linéaires qui joignent des points contigus à la même altitude et qui sont compilés et utilisés pour décrire les reliefs de terrains. Comprend : le contour des terres le...-
File available for download in the following formats:
- Feature Layer
- HTML
- ZIP
- QLR
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Catalogue Entry: Bathymetry, Point
This data shows water depth at various places in bodies of water, called bathymetry points or spot depths. This data should never be used for navigation. Data has been collected...-
File available for download in the following formats:
- Feature Layer
- HTML
- ZIP
- QLR
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Catalogue Entry: Extreme Flow Statistics
This dataset represents estimates for single-station annual flood and low-flow frequency in the Southwestern Hudson Bay and the Nelson River watershed systems, calculated for... -
Catalogue Entry: Flood Flow Statistics
Single station flood frequency estimates for the Water Survey of Canada’s (WSC) HYDAT gauges in the Great Lakes – St. Lawrence watershed systems that lie within the Province of... -
Catalogue Entry: Lake Ontario Topo Bathymetric Digital Elevation Model
This seamless topo-bathymetric DEM is designed to represent true ground and bathymetric elevation across two sections of the GTA along the western shoreline of Lake Ontario....-
File available for download in the following formats:
- HTML
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Catalogue Entry: Spot Height
Identifies spot height features. A spot height identifies the elevation (z value) above sea level of natural and man-made geographic features. It includes: spot heights vertical...-
File available for download in the following formats:
- Feature Layer
- HTML
- ZIP
- QLR
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Catalogue Entry: Standardized Precipitation Index
The Standardized Precipitation Index (SPI) was generated for certain Environment Canada long-term climate stations in Ontario. The SPI quantifies the precipitation deficit and... -
Catalogue Entry: Utility Line
Identifies utility lines in Ontario. This data set shows utility lines that provide services for: power water communications heating fuel They include: communication...-
File available for download in the following formats:
- Feature Layer
- HTML
- ZIP
- QLR
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Catalogue Entry: Utility Site
Shows the location of utility points, such as hydro stations. This data set shows utility points that provide services for: power water communications heating fuel They include:...-
File available for download in the following formats:
- Feature Layer
- HTML
- ZIP
- QLR
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Catalogue Entry: Cote altimétrique
Indique les caractéristiques auxquelles on a attribué une cote altimétrique. Une cote altimétrique correspond à l'élévation (valeur Z) au-dessus du niveau de la mer de...-
File available for download in the following formats:
- Feature Layer
- HTML
- ZIP
- QLR
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Catalogue Entry: Building to Scale
Shows the location of permanent buildings and structures in Ontario. A building is a structure that has a roof and walls and stands more or less permanently in one place. Small...-
File available for download in the following formats:
- Feature Layer
- HTML
- ZIP
- QLR
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Catalogue Entry: LIO Topographic Data Cache
Note: Geospatial Ontario will no longer be making updates to the LIO Topographic Cache. The final update to this service was completed in September 2025 and the service will be...-
File available for download in the following formats:
- Feature Layer
- HTML
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Catalogue Entry: Ontario Hydro Network (OHN) - Hydrographic Line
Identifies hydrographic lines in Ontario as part of the Ontario Hydro Network (OHN). A feature is a representation of a real world object, such as a lake, stream, dam or rapid....-
File available for download in the following formats:
- Feature Layer
- HTML
- ZIP
- QLR
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Catalogue Entry: Ontario Hydro Network (OHN) - Hydrographic Point
Identifies hydrographic points in Ontario as part of the Ontario Hydro Network (OHN). A feature is a representation of a real world object, such as a lake, stream, dam or rapid....-
File available for download in the following formats:
- Feature Layer
- HTML
- ZIP
- QLR
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Catalogue Entry: Ontario Hydro Network (OHN) - Hydrographic Poly
Identifies hydrographic poly features in Ontario as part of the Ontario Hydro Network (OHN). A feature is a representation of a real world object, such as a lake, stream, dam or...-
File available for download in the following formats:
- Feature Layer
- HTML
- ZIP
- QLR
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Catalogue Entry: Indice normalisé des précipitations
L’indice normalisé des précipitations (INP) a été généré pour certaines stations climatiques à long terme d’Environnement Canada en Ontario. L’INP quantifie le déficit et le... -
Catalogue Entry: Modèle altimétrique numérique de topobathymétrie pour le lac Ontario
Cet outil MAN de topobathymétrie sans coupure a été conçu pour visualiser les véritables élévations du sol et les profondeurs des plans d’eau sur deux sections de la région du... -
Catalogue Entry: Statistiques hydrologiques de référence
Des statistiques qui peuvent quantifier la relation entre la fonction de bassin hydrographique et le régime de débit de cours d'eau. Les statistiques hydrologiques de référence... -
Catalogue Entry: Statistiques sur les débits des inondations
Ces données montrent les fréquences estimées des inondations par station des bassins hydrographiques des Grands Lacs et du Saint-Laurent en Ontario, selon les indicateurs HYDAT... -
Catalogue Entry: Statistiques sur les débits extrêmes
L'ensemble de données représente une approximation des inondations annuelles dans une station et les fréquences à faible débit, calculée pour la base de données des Relevés...