Most years it’s the number one natural disaster in the US by dollars of damage. So being able to characterize flood risks is a crucial job of civil engineers. Engineering hydrology has equal ...

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 an ...

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 ...

In response to rising flood risks, nine members of the Virginia Beach Fire Department’s Swift Water Team (SWT) deployed to Lebanon, Virginia, on Feb. 13 at the request of local officials seeking ...

Below you’ll find what's expected to be inundated in a 100-year flood, which has a 1-percent chance of occurring in a year, and a 500-year flood, which has a 0.2 percent chance of occurring in a ...

La Crosse’s record daily rainfall on Saturday highlights a problem that is no longer a once in a hundred-year phenomenon. Flood mitigation is an old conversation. Just step into the La Crosse ...

the JPA would have to prove to FEMA that the current flood zone has a less than a once in 100 years chance of flooding and would have to build concrete floodwalls around the creekbed. The JPA ...

A: The term “100-year flood” is often used as an attempt to simplify the definition of a flood that statistically has a 1-percent chance of occurring in any given year. Likewise, the ...