What is a flood plain

X (no color) - Low risk area that does not typically require flood insurance. For more information, please contact the Floodplain section. CONTACT US +. Understanding the Riverine Floodplain. For Floodplains with Base Flood Elevations, check the Flood Insurance Study to find the Flood Profile which shows. 100-year Floodplain, areas with a 1% annual chance of flooding. Because detailed analyses are not performed for such areas; no depths or base flood elevations ... The Montana floodplain mapping program works with FEMA and communities across the state to identify flood risks. Identifying flood risk can help keep your home ... The US Army Corps of Engineers can provide the full range of technical services and planning guidance that is needed to support effective flood plain ... Floodplains in Jefferson County are the lower areas adjacent to rivers, lakes, and creeks that are periodically flooded at intervals of varying frequency. The City of Malibu is a participant in the National Flood Insurance Program administered by the Federal Emergency Management Agency (FEMA). A Floodplain District is defined as the area subject to inundation in a 100-year storm from a drainage area of 30 acres or more, plus a 25-foot buffer. Because ... Mar 29, 2023 ... View a full-size interactive map of the Flood Hazard Map of Idaho. Looking for more map links? Click here to review additional mapping and data links. Pinellas County requires that new or substantially-improved buildings be built at least one foot above the base flood elevation.