The No Adverse Impact (NAI) approach to floodplain management is a principle that leads to a process that is beneficial, legally acceptable, palatable, and understandable to the community as a whole. Presenters: Thomas Ruppert, Esquire … Continued
The No Adverse Impact (NAI) approach to floodplain management is a principle that leads to a process that is beneficial, legally acceptable, palatable, and understandable to the community as a whole. Courts have broadly and … Continued
Flood maps are commonly developed based on historic flood flows. Yet they are used for siting new development that will be in place for 100 years. Flood elevations during the life of development is likely … Continued
Base Level Engineering (BLE) is an automated riverine hydrologic and hydraulic modeling approach that builds on lessons learned to produce a base line understanding of a community’s flood risk. Base Level Engineering (BLE) creates flood … Continued
Floodway surcharge is the amount of increased flooding that would occur if the floodway fringe is filled. This increase is limited by CFR 60.3 to one-foot. This analysis has historically been analyzed based upon loss … Continued
Storm Drains Keep Swallowing People During Floods–this was the title of a recent ProPublica that told stories of several people that have drowned and disappeared into storm drains during floods and said the problem should … Continued
The National Water Model (NWM) is a hydrologic modelling framework that simulates observed and forecast streamflow over the entire continental United States (CONUS). The NWM simulates the water cycle with mathematical representations of the different … Continued
Flood maps are commonly developed based on historic flood flows. Yet they are used for siting new development that will be in place for 100 years. Flood flows during the life of development is likely … Continued
FEMA has developed an applied approaches document that supplements the Guidance for Flood Risk Analysis and Mapping: Levees (Guidance Document #95) to provide examples of scenarios encountered during a flood risk project. The applied approaches … Continued
Getting the datasets prepared for submittal can at times be challenging. To make the process as easy as possible for Cooperating Technical Partners, FEMA has developed a checklist for the QR3 step in the process. … Continued