Large and Low Current Areas of the Outaouais and Gatineau Rivers Appendix E - zoning by-law 502-2005 - amendment 502-237-2017
This map locates the large and low current areas of the Ottawa and Gatineau rivers. The low current zone corresponds to the part of the floodplain, beyond the boundary of the high current zone, which can be flooded during a 100-year recurrence flood. The large current area that corresponds to the part of a floodplain that can be flooded during a 20-year recurrence flood. The floodplain corresponds to the area occupied by a lake or stream during flood periods as defined in the Coastal and Flood Plains Protection Policy. Appendix E - zoning by-law 502-2005 - amendment 502-237-2017, effective July 24, 2017 Sources: Annex E - zoning by-law 502-2005 - amendment 502-237-2017, effective July 24, 2017 City of Gatineau, Urban Planning and Sustainable Development Service, May 2014, Mapping of large and low current areas of rivers of the Outaouais and Gatineau from two sources: JFSA, April 2014, Determination and mapping of open water flood ratings of the Gatineau River. 995-14 Quebec Centre of Expertise Hydrique, March 2008, Determination of flood ratings corresponding to the high current and low current zone, Ottawa River, CEHQ 07-114. The low current zone corresponds to the part of the floodplain, beyond the boundary of the high current zone, which can be flooded during a 100-year recurrence flood. The large current area that corresponds to the part of a floodplain that can be flooded during a 20-year recurrence flood. The floodplain corresponds to the area occupied by a lake or stream during flood periods as defined in the Coastal and Flood Plains Protection Policy. Annex E - zoning by-law 502-2005 - amendment 502-237-2017, effective July 24, 2017
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- Publisher - Current Organization Name: Government and Municipalities of Québec
- Licence: Creative Commons 4.0 Attribution (CC-BY) licence – Quebec
Data and Resources
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Original metadata (https://www.donneesquebec.ca)HTMLFrench dataset HTML
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Flood zoneJSONFrench dataset JSON
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Flood zoneKMLFrench dataset KML
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Flood zoneSHPFrench dataset SHP
Geographic Information
Spatial Feature
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| Large and Low Current Areas of the Outaouais and Gatineau Rivers Appendix E - zoning by-law 502-2005 - amendment 502-237-2017 |
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