The avg. age of those dams is more than 50 yrs old.
Between 1848 and 2017, the U.S averages about 10 dam failures annually. All 50 states experienced dam failures during that time. Georgia is the champ w/ 238 failures
theatlantic.com/past/docs/poli…
It gets worse in SE Michigan. 100% of dams in Wayne, Washtenaw, Oakland, Livingston and Macomb counties are of high hazard potential.
Argo Dam near downtown Ann Arbor is 100 years old. Luckily it's not damming a ton of water at only 18-feet high. But still.
It is also mentioned in one of the best songs ever written, Bruce Springsteen's "Highway Patrolman." Don't @ me.
apnews.com/f5f09a300d3949…
“These are like ticking bombs just sitting there, waiting for the wrong conditions to occur to cause catastrophic failure.”
"There is no national standard for inspecting dams, leading to a patchwork of state regulations. Some states inspect high-hazard dams every year, while others wait up to five years."