08-13-1990 Council Packet - Laserfiche WebLink

Home Browse Search

with the hardcover regulations and wetlands protection. The primary goal of wetlands protection was to allow these natural stormwater ponding areas to provide some cleansing effect to improve the water quality before it goes into Lake Minnetonka. Wetlands Genera lly - While wetlands have been more and more protected for natural habitats together with some improvement in water quality, not all experts ai . in agreement that over the life cycle of a year or two that the wetlands naturally will have a net improvement in the water quality. Wetlands Purpose - The purpose of wetlands as noted is for: A. Storm water ponding B. Water quality improvement C. Wildlife habitat While cattails etc. do remove nutrients during the growing season, during the winter these die off and may in fact re deposit their nutrients in the wetlands which are flushed out in the spring thaws and dump more nutrients back into the lake. The second problem with wetlands are that over time they do silt up and have mature growth. (i.e. Willows etc.) Such was the case in a wetlands near the Gregory property at 1420 Shoreline Drive which the Council in 1985/65 allowed to be re-configured to restore it back to a less mature state. Wetlands Classification - Attachment C represents the various types of wetlands that can be found in the community. The DNR classification system recognizes the difference in the type of wetlands and the purpose of those. It should be noted that the DNR does not protect certain classifications. Floodplain and Flood Fringe Protection - The City does regulate building and construction in these areas. Restrictions in these relate to the Federal flood insurance program. These regulations are similar to Federal regulations and were put in in order to allow City residents to participate. Jurisdictional Protections - Wetlands in various circumstances are concurrently protected or addressed by the following