All persons using and operating a boat in the waters of the lakes shall do so in such a manner as to not create an unsanitary condition in or about such waters, and not to pollute such water or make them unwholesome or unfit for use. It shall be unlawful for any person to swim or wash any article of any character in the waters of White Rock and Bachman Lakes, or throw or place or deposit any trash, urine, excrement, or filth of any kind in waters of such lakes, or to deposit or throw any substance of any kind in such waters which will pollute or is likely to pollute the waters of such lakes, and all such persons shall obey all sanitary regulations and provisions contained in this code regulating the use of such waters and ground. (Ord. Nos. 8018; 32407)