HotInfo

The Louisville District website (lrl.usace.army.mil) is moving to the Great Lakes and Ohio River Division website (lrd.usace.army.mil). This website is scheduled to be decommissioned on July 15, 2024. Please update all saved links to www.lrd.usace.army.mil.
Redirecting...

Definition: Ordinary High Water Mark

Ordinary high water mark (Source: 33 CFR 328 and 33 CFR 329) means that line on the shore established

(Source: 33 CFR 328 and 33 CFR 329) means that line on the shore established

by the fluctuations of water and indicated by physical characteristics such as:

a. a clear, natural line impressed on the bank;

b. shelving;

c. changes in the character of soil;

d. destruction of terrestrial vegetation;

e. the presence of litter and debris; or

f. other appropriate means that consider the characteristics of the surrounding areas