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We wanted to extend our appreciation to everyone who came together to share knowledge about the Chemainus River floodplain. It was educational to hear stories, questions, and recommendations from community members, many of whom experienced flooding in recent winters. If you were unable to attend or have more to share, online input can be provided through the mapping activity and comment form until August 2. Thank you for helping create the Lower Watershed River Flood Management Plan.
We are preparing a flood management plan for the Lower Chemainus watershed.
The Lower Chemainus River is a floodplain, which means it is prone to periodic flooding. Flooding can impact properties, infrastructure, businesses, and the environment.While floodplains are more susceptible to flooding, we are seeing even greater impacts in recent years. To prepare for the future, the Cowichan Valley Regional District, in partnership with Municipality of North Cowichan, Halalt First Nation, and Penelakut Tribe, has developed updated floodplain mapping for the Lower Chemainus Watershed. Mapping will help the communities better understand watershed processes and identify potential options to help manage future flooding. Through summer 2022, we are engaging with local First Nations, government agencies, stakeholders, interest groups, and the community to share what we've learned so far, and hear ideas and values that could inform future flood management planning.
We wanted to extend our appreciation to everyone who came together to share knowledge about the Chemainus River floodplain. It was educational to hear stories, questions, and recommendations from community members, many of whom experienced flooding in recent winters. If you were unable to attend or have more to share, online input can be provided through the mapping activity and comment form until August 2. Thank you for helping create the Lower Watershed River Flood Management Plan.
We are preparing a flood management plan for the Lower Chemainus watershed.
The Lower Chemainus River is a floodplain, which means it is prone to periodic flooding. Flooding can impact properties, infrastructure, businesses, and the environment.While floodplains are more susceptible to flooding, we are seeing even greater impacts in recent years. To prepare for the future, the Cowichan Valley Regional District, in partnership with Municipality of North Cowichan, Halalt First Nation, and Penelakut Tribe, has developed updated floodplain mapping for the Lower Chemainus Watershed. Mapping will help the communities better understand watershed processes and identify potential options to help manage future flooding. Through summer 2022, we are engaging with local First Nations, government agencies, stakeholders, interest groups, and the community to share what we've learned so far, and hear ideas and values that could inform future flood management planning.
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Chemainus Floodplain - Flood Event Animation
The following animation captures a 200-year flood event for the Lower Chemainus River floodplain. Depths shown in the animation range on a scale from 0 to 2m. It illustrates potential water inundation areas during a major flood event. Please read the Chemainus Floodplain Mapping 2022 Report prepared by NHC (2022) for Cowichan Valley Regional District (CVRD) for more details on the hydraulic modelling. All model limitations are described within the report.
DISCLAIMER
These videos have been prepared by Northwest Hydraulic Consultants Ltd. for the benefit of Cowichan Valley Regional District for specific application to the Chemainus River Flood Mapping. The information and data contained herein represent Northwest Hydraulic Consultants Ltd. best professional judgment in light of the knowledge and information available to Northwest Hydraulic Consultants Ltd. at the time of preparation, and was prepared in accordance with generally accepted engineering practices.
Except as required by law, the videos and figures and the information and data contained herein are to be relied upon only by Cowichan Valley Regional District, its officers and employees. Northwest Hydraulic Consultants Ltd. denies any liability whatsoever to other parties who may obtain access to this information for any injury, loss or damage suffered by such parties arising from their use of, or reliance upon, these videos or any of its contents.