Before revision: Functions and design Detention basins are storm water best management practices that provide general flood protection and can also control extreme floods such as a 1 in 100-year storm event.Atlanta Regional Commission.
After revision: 230px|A detention basin in Western Sydney, AustraliaFunctions and design Detention basins are storm water best management practices that provide general flood protection and can also control extreme floods such as a 1 in 100-year storm event.Atlanta Regional Commission.