That’s when the city’s new 100-year floodplain map that has been in the works since 2008 will officially take effect, city officials announced Tuesday. The new Federal Emergency Management ...

A map shows where in Alaska may be at risk of ... Community planners typically use the 100-year flood plain or record flood levels to guide community expansion. A 100-year flood refers to a ...

The U.S. Army Corps of Engineers recently answered some frequently asked questions in a press release: Q: What does a “100-year flood” mean? A: The term “100-year flood” is often used as ...

officials in Montevideo are hoping to complete the certification of the city’s levee so that the new maps can show the area that the improved levee protects from a 100-year flood event.

GRAFTON, N.D. – The Grafton Flood Risk Reduction Project, a project to divert the Park River and stop overland flooding, has officially removed Grafton from the 100-year floodplain. On Jan. 19 ...