Option

Install check valves, backflow prevention, and debris controls in drainage and sewer systems.

Details

Focus of action

Stormwater Infrastructure Drinking Water (Infrastructure) Wastewater (Infrastructure)

Examples from plans

This option appears in resilience plans from around the country.

Option from plan	Hazards Sort descending	Assets	Region	Source Plan
Identify opportunities for and install check valves to prevent tidal inundation and design based on SLR projections.	Flooding – Coastal	Multiple or All Assets	Southeast	Charleston, South Carolina - All Hazards Vulnerability & Risk Assessment (p. 184)
Identify opportunities for installing check valves. Check valves can help prevent sea water from backing up into drainage infrastructure. This strategy can help prevent tidal inundation. Prioritize check	Flooding – Coastal	Water Infrastructure – General Water Infrastructure – Stormwater	Southeast	Miami Forever Climate Ready Strategy
Use check valves, sump pumps and backflow prevention devices in homes and public facilities.	Flooding – General	Property	National	HUD Community Resilience Toolkit (p. 16)
Add continuous deflection separation units where necessary to the sewer system across the jurisdiction to prevent major debris from contaminating water systems.	Water Pollution	Water Infrastructure – Drinking Water Water Infrastructure – General Water Infrastructure – Stormwater	Northern Great Plains	Spearfish, SD Climate Resiliency Plan

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