10-12-1983 Council Agenda - Laserfiche WebLink

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E. Water Supply. Any private supply of water for domestic purposes shall conform to Minnesota Department of Health Standards for water quality. Private wells, where allowed, shall be placed in areas not subject to flooding and up slope from any source of contamina- tion. Wells already existing in areas subject to flooding shall be flood - proofed in accordance with City standards. F. Stormwater Treatment. Where appropriate measures are taken to treat stormwater runoff and /or prevent stormwater from directly entering a public water, the impervious surface to lot area ratio may be allowed to exceed thirty (30%) percent in the commercial districts. Among others, such measures may include sediment basins (debris basins, desilting basins or silt traps), installation of debris guards and microsilt basins on storm sewer inlets, oil skimming devices, etc. When impervious surface exceeds thirty (30%) percent of the total lot area, a shoreland impact plan shall be submitted as provided in Section 917.090. A. 917.100 SHORELAND ALTERATIONS. A. The removal of natural vegetation shall be restricted to prevent erosion into public waters, to consume nutrients in the soil, and to preserve shoreland aesthetics. 1. Clearputting is prohibited, except as necessary for placing public roads, utilities, structures and parking areas. 2. Natural vegetation shall he restored insofar as feasible after any construction project. 3. Selective cutting of trees and underbrush is allowed as long as sufficient cover is left to crake cars and structures visually inconspicuous when viewed from the water. B. Grading and Filling. 1. Grading and filling within Shoreland Districts, or any altera- tion of the natural topography where the slope of the land is toward a public water or water course leading to a public water nest be approved by the Building Official and a permit obtained prior to the conmrencement of any work thereon. The permit may be granted subject to the conditions that: a. No more than one -third (1/3) of the f•urface area of a lot shall be devoid of vegetative ground cover at any time. b. Temporary ground cover such as mulch shall he used and permanent cover such as sod shall be planted as soon as possible. 25