§ 159.146 DRAINAGE.
   (A)   No land shall be developed or altered and no use shall be permitted that results in surface water runoff causing unreasonable flooding, erosion, or deposit of minerals on adjacent properties or water bodies. Such runoff shall be properly channeled into a storm drain, a natural watercourse or drainage way, a ponding area, or other public facility.
(Prior Code, Ch. 300 § 740.01)
   (B)   The Zoning Administrator, upon inspection of any site which has created drainage problems or could create drainage problems with proposed new development, may require the owner of the site or contractor to complete a grading plan and apply for a grading permit.
(Prior Code, Ch. 300 § 740.02)
   (C)   The owner or contractor of any natural drainage improvement or alteration may be required by the Zoning Administrator to obtain recommendations from the Minnesota Department of Natural Resources, the Soil Conservation Agent, the affected Watershed District(s), Water Management Organization (WMO) and/or the City Engineer, as well as obtaining a local grading permit.
(Prior Code, Ch. 300 § 740.03)
   (D)   On any slope in excess of 13% where, in the opinion of the Zoning Administrator or City Engineer, the natural drainage pattern may be disturbed or altered, the Zoning Administrator may require the applicant to submit both a grading plan and a soil conservation plan prior to applying for a building permit.
(Prior Code, Ch. 300 § 740.04)
   (E)   The owner or contractor of any natural drainage improvement or alteration shall follow the recommendations of Washington County and the affected watershed district, Water Management Organization (WMO), the Minnesota Department of Natural Resources, and the Soil Conservation Association and the city concerning drainage and runoff.
(Prior Code, Ch. 300 § 740.05)