Total Effective Drainage Areas of the AAFC Watersheds Project - 2013

Total Effective Drainage Areas of the AAFC Watersheds Project - 2013 The "Total Effective Drainage Areas of the AAFC Watersheds Project – 2013” dataset is a geospatial data layer containing polygon features representing the areas within the “total gross drainage areas” of each hydrometric gauging station of the Agriculture and Agri-Food Canada (AAFC) Watersheds Project that would contribute to average runoff. A ‘total gross drainage area’ is the maximum area that could contribute runoff for a single gauging station – the ‘total effective drainage areas’ are those parts of that ‘total gross drainage area’ that would contribute surface runoff to an average runoff. For each “total gross drainage area” there can be only one “total effective drainage areas”. These polygons may overlap with those from other gauging stations’ “total gross drainage area”, as upstream land surfaces form part of multiple downstream gauging stations’ “total gross drainage areas”. 2023-04-08 Agriculture and Agri-Food Canada Agri-Geomatics-Agrog@agr.gc.ca Nature and EnvironmentInland watersWestern provincesWatershedsHydrologyWaterDrainage Data Product Specification (English)PDF https://agriculture.canada.ca/atlas/data_donnees/watersheds2013/supportdocument_documentdesupport/en/ISO_19131_AAFC_Watersheds_Project_2013_Data_Product_Specification.pdf Data Product Specification (French)PDF https://agriculture.canada.ca/atlas/data_donnees/watersheds2013/supportdocument_documentdesupport/fr/Projet_des_bassins_hydrographiques_d_AAC_2013_Specifications_de_contenu_informationnel_ISO_19131.pdf Pre-packaged FGDB files (Bilingual)FGDB/GDB https://agriculture.canada.ca/atlas/data_donnees/watersheds2013/data_donnees/fgdb/HYD_AAFC_TOTAL_EFF_DRAIN_FGDB.zip Pre-packaged GeoJSON files (Bilingual)GEOJSON https://agriculture.canada.ca/atlas/data_donnees/watersheds2013/data_donnees/geojson/HYD_AAFC_TOTAL_EFF_DRAIN.zip Total Effective Drainage AreasESRI REST https://agriculture.canada.ca/atlas/rest/services/mapservices/aafc_watershed_2013/MapServer/13 Total Effective Drainage AreasESRI REST https://agriculture.canada.ca/atlas/rest/services/servicesdecarte/aac_bassin_hydrographique_2013/MapServer/13

The "Total Effective Drainage Areas of the AAFC Watersheds Project – 2013” dataset is a geospatial data layer containing polygon features representing the areas within the “total gross drainage areas” of each hydrometric gauging station of the Agriculture and Agri-Food Canada (AAFC) Watersheds Project that would contribute to average runoff.

A ‘total gross drainage area’ is the maximum area that could contribute runoff for a single gauging station – the ‘total effective drainage areas’ are those parts of that ‘total gross drainage area’ that would contribute surface runoff to an average runoff. For each “total gross drainage area” there can be only one “total effective drainage areas”.

These polygons may overlap with those from other gauging stations’ “total gross drainage area”, as upstream land surfaces form part of multiple downstream gauging stations’ “total gross drainage areas”.

Data and Resources

Contact Information

Country: Canada

Electronic Mail Address: Agri-Geomatics-Agrog@agr.gc.ca

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