09-06-2013 - re: wetland delineation code interpretation

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(3) When redevelopment occurs that has the potential to adversely impact a wetland. For purposes of this subsection redevelopment moans the ' V- requirement does not apply if construction is the result of less than 75 percent of the building being damaged by an involuntary force, such as (1) When any construction or land alteration activity that does not fall within the meaning of "redevelopment" has the potential to adversely impact a wetland .„ Y- b. The amount of grading exceeds 50 cubic yards or the construction --- o. The redevelopment activity results in a net increase in the square to drainage patterns (slopes, meander patterns, etc.) that the city engineer determines will increase the velocity or rate of runoff to the-wetland, For n©w development, all wetlands on the property shall be subject to the buffer shall-be-subject to the buffer requirement. In the event that the wetland is on an adjacent property but near enough to the subject property so that buffers to said SECTION 2. Orono City Code Chapter 78, Section 78-1605, is amended by deleting and adding the following language: "Sec. 78-1605. -Wetland buffer areas and setbacks. (a) This subsection establishes requirements authority for wetland buffer areas around protected wetlands. Buffer areas are necessary and beneficial to maintain the health of wetlands. Buffer areas protect the edge of wetlands from erosion while filtering sediment, chemicals and other nutrients from runoff that drains into wetlands. Buffer areas can improve the biological diversity and health of a wetland environment while reducing the adverse impacts of human activities. (b) All wetlands within the City of Orono are within the Minnehaha Creek Watershed District (MCWD), which has rules and regulations for the establishment and maintenance of wetland buffers. In an effort to avoid overlapping or conflicting Page 2of13