Urbanization; changes in technology; and timing of crop planting, development, and harvest could result in altered timing and demand for irrigation water Conflicts may increase among agricultural, domestic, flood control, hydrogeneration, and environmental water management Further data is needed to fully manage the region’s groundwater Climate Change Description of Possible Impacts of Vulnerabilities RMS Addressing Climate Vulnerability Change Water Quality Camptonville’s water quality suffers during heavy rain Ecosystem Restoration events, requiring the treatment plant to be shut down due Flood Risk Management to turbidity Forest Management Increased algae could reduce delivery capacity and increase Land Use Planning and the need for filtering of irrigation infrastructure in localized Management areas Pollution Prevention Peak storm events may increase transport of mercury from Sediment Management stream channels, with related potential for increased Urban Run-off Management methylmercury Watershed Management Decreased overall supply likely result in a higher concentration of pollutants Increased water temperatures may significantly impact aquatic ecosystems Fluctuating reservoir levels due to increased climate variability could result in increased sedimentation and reservoir storage and maintenance problems Removal of vegetation from increased wildfire could result in increased erosion and sedimentation Infrastructure Water storage infrastructure was designed for a historic Agricultural Lands Stewardship storage and demand, and may not accommodate increased winter Surface Storage Regional/Local conveyance) peak flows, or have adequate carryover storage for drought Conveyance periods Conveyance Regional/Local The conveyance system was designed for a certain Risk Management demand; therefore, inadequate peaking capacity may exist Land Use Planning and during times of extraordinary heat (for irrigation demand) Management Conflicts over storage may increase among agricultural, System Reoperation domestic, hydropower, flood control, and environmental Transfers needs Watershed Management Increased intensity and severity puts communities, Conveyance Regional/Local Flooding critical infrastructure, and protective levees at greater risk Flood Risk Management Responses to increased flood risk could impact water Sediment Management delivery for regional demands and hinder YCWA’s ability to Surface Storage transfer stored water System Reoperation Flooding infrastructure was designed for historic flood Transfers regimes and to protect substantially less human Watershed Management development, and may increase conflicts/complexity in managing for both storage and flood control
Urbanization; changes in technology; and timing of crop planting, development, and harvest could result in altered timing and demand for irrigation water Conflicts may increase among agricultural, domestic, flood control, hydrogeneration, and environmental water management Further data is needed to fully manage the region’s groundwater Climate Change Vulnerability Description of Possible Impacts of Vulnerabilities RMS Addressing Climate Change Water Quality Camptonville’s water quality suffers during heavy rain events, requiring the treatment plant to be shut down due to turbidity Increased algae could reduce delivery capacity and increase the need for filtering of irrigation infrastructure in localized areas Peak storm events may increase transport of mercury from stream channels, with related potential for increased methylmercury Decreased overall supply likely result in a higher concentration of pollutants Increased water temperatures may significantly impact aquatic ecosystems Fluctuating reservoir levels due to increased climate variability could result in increased sedimentation and reservoir storage and maintenance problems Removal of vegetation from increased wildfire could result in increased erosion and sedimentation Ecosystem Restoration Flood Risk Management Forest Management Land Use Planning and Management Pollution Prevention Sediment Management Urban Run-off Management Watershed Management Infrastructure storage and conveyance) Water storage infrastructure was designed for a historic demand, and may not accommodate increased winter peak flows, or have adequate carryover storage for drought periods The conveyance system was designed for a certain demand; therefore, inadequate peaking capacity may exist during times of extraordinary heat (for irrigation demand) Conflicts over storage may increase among agricultural, domestic, hydropower, flood control, and environmental needs Agricultural Lands Stewardship Surface Storage Regional/Local Conveyance Conveyance Regional/Local Risk Management Land Use Planning and Management System Reoperation Transfers Watershed Management Flooding Increased intensity and severity puts communities, critical infrastructure, and protective levees at greater risk Responses to increased flood risk could impact water delivery for regional demands and hinder YCWA’s ability to transfer stored water Flooding infrastructure was designed for historic flood regimes and to protect substantially less human development, and may increase conflicts/complexity in managing for both storage and flood control Conveyance Regional/Local Flood Risk Management Sediment Management Surface Storage System Reoperation Transfers Watershed Management
CH13%20RMS%20DRAFT%20-%20KHT%201-19-18.docx