ARSD 74:02:08:06. Classification of dams -- Size

The classification of dams by size is as follows: The size classification is determined by either the maximum storage capacity or the height, whichever gives the larger size category. SIZE STORAGE CAPACITY HEIGHT (acre-feet) (feet) Small 50 to 1000 25 to 40 Intermediate 1001 to 50,000 41 to 100 Large greater than 50,000 greater than 100