(A) Authority. This chapter is adopted in accordance with statutory authority granted to the county under “Home Rule”, and further required by Phase II of the National Pollution Discharge Elimination System program (FR Doc. 99-29181), authorized by the 1972 amendments to the Clean Water Act, the State Department of Environmental Management’s Rule 13 (327 I.A.C. 15-13), and the State Department of Environmental Management’s Rule 5 (327 I.A.C. 15-5). Based on this authority and these requirements, this chapter regulates:
(1) Discharges of prohibited non- stormwater flows into the storm drain system;
(2) Stormwater drainage improvements related to development of lands located within the county;
(3) Drainage control systems installed during new construction and grading of lots, and other parcels of land;
(4) Erosion and sediment control systems installed during new construction and grading of lots, and other parcels of land;
(5) The design, construction, and maintenance of stormwater drainage facilities and systems; and
(6) The design, construction, and maintenance of stormwater quality facilities and systems.
(B) Purpose. The purpose of this chapter is to provide for the health, safety, and general welfare of the citizens of the county through the regulation of stormwater and non-stormwater discharges to the storm drainage system, and to protect, conserve, and promote the orderly development of land and water resources within the county. This chapter establishes methods for managing the quantity and quality of stormwater entering into the storm drain system in order to comply with state and federal requirements. The objectives of this chapter are:
(1) To reduce the hazard to public health and safety caused by excessive stormwater runoff;
(2) To regulate the contribution of pollutants to the storm drain system from construction site runoff;
(3) To regulate the contribution of pollutants to the storm drain system from runoff from new development and redevelopment;
(4) To prohibit illicit discharges into the storm drain system; and
(5) To establish legal authority to carry out all inspection, monitoring, and enforcement procedures necessary to ensure compliance with this chapter.
(Ord. 2017-03, passed 1-24-2017)