455B.186  Prohibited actions.
  1.  A pollutant shall not be disposed of by dumping, depositing, or discharging such pollutant into any water of the state, except that this section shall not be construed to prohibit the discharge of adequately treated sewage, industrial waste, or other waste pursuant to a permit issued by the director. A pollutant whether treated or untreated shall not be discharged into any state-owned natural or artificial lake.
  2.  A pesticide shall not be applied to any water of this state which has been classified by the department as a class “A” or class “C”, high quality, or high quality resource water, except that this section shall not be construed to prohibit the application of such a pesticide by a certified applicator who is trained in aquatic applications and who has received a permit from the department.
[C66, 71, §455B.28; C73, 75, 77, 79, 81, §455B.48]
C83, §455B.186
86 Acts, ch 1245, §1899; 90 Acts, ch 1167, §1