8/11/2023 0 Comments Nashville flood map![]() It is the 10 th anniversary of the historic May 2010 flood that hit the greater Nashville region and swamped the entire Harpeth River system. See our Water Flood Recovery Project page for details and photos. Retrospective by Dorene Bolze, President and CEO “The Waterway Flood Recovery Project: 2010-2012 and Embracing the New Normal of More Extreme Weather” Although the dam is more than 100 miles upstream of Nashville, a breach there could have meant flooding so severe it would have surpassed the historic 2010 flood.10 Years After the Historic May 2010 Flood Repairs completed in 2013 to the Wolf Creek Dam in Kentucky helped keep water from rushing downstream and potentially causing devastating flooding in areas of Middle Tennessee.Īt one point, the dam was among the nation's six most at risk for failure, and the Corps of Engineers spent nearly $600 million on repairs. "This widespread, long duration type of event is much more in line with the ability of the Cumberland River Basin projects to provide flood risk mitigation rather than a more localized, short duration, high intensity event," said Doug DeLong, Metro Center Levee Project manager. Middle Tennessee got a test in February 2019 with 13.47 inches of rainfall that month. “I think there was a public misunderstanding of why you would need to release water, but that dam wasn’t made to handle water at the level it was being asked to hold back."Ĭooper has also long wanted to utilize some of the area's existing rock quarries as emergency lakes for further flood protection. Not all are intended to do the same thing. ![]() “Some are for flood mitigation and storage of water, and others are for hydro power or navigation. “I think the general public doesn’t really understand that not all dams are created equally,” said Janey Camp, a Vanderbilt University civil and environmental engineer who analyzes flood risks for communities and infrastructure. Old Hickory Dam had water 6 inches from the top in the 2010 flood before the water was released, which the Corps was initially challenged on.īut Cooper said flooding would have been considerably more "disastrous" for other areas if that water hadn't been released. View Gallery: Nashville Then: The historic flood of 2010 "Our flood modeling and monitoring is much improved from 10 years ago, so people know what the risk is and what they need to do," LaRosa said. The weather service notifies the public of potential flood watches and warnings. The upgrades are effective, according to hydrologist James LaRosa of the National Weather Service's Nashville office, which has upgraded communication with its own regional offices as well. Geological Survey to maintain streamgages through the area.
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