What are the primary causes of flash flooding?

Nov 25, 2024 ... Rebuilding too quickly after a flood can cause continuing problems ... It may result in sewage backed-up, contaminated drinking water ... Loss of Critical Infrastructure ... Large debris and floodwaters can cause structural damage to bridges and roadways, making travel impossible. Power, telephone, ... Overflowing inland or tidal waters. · Unusual, quick surface water runoff. · Mudflows (rivers of liquid, flowing mud) caused by flooding. · Collapse or sinking of ... Phase 2 floods inundate a wider area and may cause significant damage. Phase 2 flooding occurred in 2018,. 2016, and 2015, when the Skagit River reached heights. High groundwater tables that cause ponding in low areas. Who Should I Contact for Help with Flooding Issues? Stormwater systems are maintained by a local ... This can cause flooding throughout the City, even in inland neighborhoods. Rain-driven flooding can occur suddenly and intensely, but flood conditions may ... Feb 22, 2023 ... Infectious diseases rarely follow flooding in the United States. But contaminated flood water and the resulting mold can still cause health issues. Feb 6, 2024 ... Prevent injuries. Floodwater may contain sharp objects, such as glass or metal fragments, that can cause injury and lead to infection. Prompt ... Water levels rise rapidly during flash floods, often surprising victims. Heavy rainfall upstream can cause a river or stream to rise quickly, even if it is not ... Water may reach low-lying areas and cause property damage. 15 ft. - Minor Flood Stage. Flooding will begin on State Street at the Bailey Avenue bridge. Flooding ...