Section 481A.33 - Violations relating to dams1. A person who erects any dam or other obstruction prohibited by this chapter or at a place or in a manner prohibited shall be guilty of a simple misdemeanor.2. A person who injures or destroys any dam lawfully erected shall be guilty of an aggravated misdemeanor.Amended by 2021 Iowa, ch 80, s 312, eff. 7/1/2021.C97, §2548, 2550; SS15, §2548; C24, 27, 31, 35, 39, §1790; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §109.33 C93, §481A.33