Alouette Rivers Floodplain

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Alouette River Inspection Request

To report any concerns regarding the Alouette River, please fill out the Inspection Request Form [PDF, 72KB] and return to the Operations Centre by email, mail or fax.

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Meeting Notes

The Task Force has met a number of times and meeting notes are available for the meetings held on July 5, 2007 [PDF, 122KB], August  27, 2007  [PDF, 77KB], October 1, 2007 [PDF, 61KB], November  26, 2007  [PDF, 73KB], and December 11, 2007 [PDF, 69KB].

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Open House - Nov 7, 2007

A public Open House was held November 7, 2007 at the South Lillooet Centre for residents and businesses to confirm the issues and provide input to the potential options that the Task Force has identified. At the Open House, Ken Stewart the Task Force Chair, provided an Overview  [PDF, 192KB] of the purpose of the Task Force, the process, and issues identified to date. Issues and potential options were displayed at the Open House View the posters [PDF, 412KB]. The comments [PDF, 102KB] resulting from the Open House have been compiled.

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Open House - Feb 20, 2008

A final Open House was held February 20, 2008 for the public to provide input to the recommendations of the Task Force View the presentation  [PDF, 608KB]. The comments [PDF, 24KB] from the Open House have been compiled.  Dian Murrell presented a proposed callout system [PDF, 178KB].

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Reports

 A history of major Alouette River flood events is being compiled.   At this time, the only flood events that are documented are in 1980 and 1995. "Impacts of the 1995 Alouette Flood" - Dr. Russell, UBC, is available at the Alouette River Management Society.

Residents are encouraged to share their knowledge of flood event history and relative information by contacting the Engineering Department at eng_enq@mapleridge.ca.

The following reports are available online:

• A Design Brief on the Floodplain Mapping Study - Alouette and North Alouette Rivers. BC Environment (1990) [PDF, 14.5MB]
• Comprehensive Management for Flood Protection Works. Dike and Channel Maintenance and Habitat Subcommittee (2001) [PDF, 751KB]
• Initial Comments on North Alouette flooding on March 11 and 12, 2007 that damaged your nursery and other facilities. Bauman Engineering (2007) [PDF, 1.2MB]
• The North Alouette River - Log Jams and River Obstructions, River Dredging, Ditches & Culverts. Alouette Valley Farm & Homeowners Association (2007) [PDF, 4.7MB]
• NHC Presentation to the Flood Management Task Force, September 7, 2011 [PDF, 14MB]

The following reports are available at the Engineering Department Customer Service Centre:

• Alouette River Studies. Dayton & Knight Ltd. (1988)
• North Alouette River Assessment of Channel Behaviour and Hydraulics - Final Report. Northwest Hydraulics Consultants (2004)
• North Alouette River Flooding Assessment Phase 1. Golder Associates (2001)
• Report on the Effects on Dyke Construction at Golden Eagle Ranch on North Alouette River Flood Levels. CBA Engineering Ltd. (1986) 

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Workshops

April 4, 2009

The goal of the April 4, 2009 Workshop was to provide information on the North and South Alouette Rivers to the public and residents of the area. A number of presentations were made by District staff, agencies and non-governmental organizations. These included presentations by Fisheries and Oceans [PDF, 2MB], UBC Malcolm Knapp Research Forest [PDF, 11MB] and BC Hydro [PDF, 2MB]. Bruce Hobbs and Rosemary Webster outlined the new River Gauge Webcams [PDF, 3MB] on the river (for real time data, see topics of interest - River Gauges - Real-Time Readings on this page). The Alouette River Management Society also provided additional information on the society's activities. As well, District staff provided information on the History of the Alouette Rivers [PDF, 426KB], Emergency Social Services [PDF, 2MB], Emergency Preparedness [PDF, 306KB], how residents can Report a Concern [PDF, 51KB] if they are experiencing problems, as well as District policies and bylaws related to Floodplain Management and Requirements [PDF, 165KB] for alterations to land along the river. A Handout [PDF, 291KB] was also made available on the floodplain bylaws and building requirements.

June 20, 2011

Council Report and Executive Summary, June 20, 2011 [PDF, 11.6MB]

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