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4. Flood Plain Issue Paper MEMORANDUM 4 CITY OF TO: Planning Commission CHANHASSEN FROM: Sharmeen Al -Jaff, Senior Planner 7700 Market Boulevard PO Box 147 DATE: April 3 2012 �( p Chanhassen, MN 55317 SUBJ: Flood Plain Issue Paper Administration Phone: 952.227.1100 Fax: 952.227.1110 BACKGROUND Building Inspections Phone: 952.227.1180 Since the 1970's, the Federal Emergency Management Agency (FEMA) has been Fax: 952.227.1190 creating, storing, and updating flood hazard maps for the National Flood Insurance Program (NFIP) for communities across the United States. Flood Insurance Rate Engineering Maps (FIRM) are the primary tool for State and Local Governments to mitigate the Phone: 952.227.1160 Fax: 952.2271170 effects of flooding in their communities. FIRM is the official map of a community on which FEMA has delineated both the special hazard areas and the risk premium zones Finance applicable to a community. Phone: 952.2271140 Fax: 952.227.1110 Private citizens and insurance brokers use the FIRM to locate properties and buildings to determine the amount of flood risk and whether flood insurance is required. Park & Recreation Phone: 952.227.1120 Community officials use the Fax: 952.227.1110 FIRM to administer flood plain management regulations and to Recreation Center mitigate flood damage, and 2310 Coulter Boulevard lending institutions and federal Phone: 952.227.1400 agencies use the FIRM to locate Fax: 952.227.1404 properties and buildings in Planning & relation to mapped flood Natural Resources hazards, and to determine Phone: 952.227.1130 whether flood insurance is Fax: 952.227.1110 required when making loans or providing grants following a Public Works disaster for the purchase or 7901 Park Place construction of a building. Phone: 952.227.1300 Exhibit A Fax: 952.227.1310 ANALYSIS Senior Center Phone: 952.227.1125 The City of Chanhassen's Fax: 952.227.1110 FIRM was adopted on July 2, 1979. The city was divided into Web Site two panels as shown in Exhibit www.ci.chanhassen.mn.us A to the right. Flood zones were depicted in gray. Chanhassen is a Community for Life - Providing for Today and Planning for Tomorrow Planning Commission Flood Plain Issue Paper April 3, 2012 Page 2 A new Flood Insurance Study has , .27019000940 27019C0113D 27019C01140 27019001180 27019001190 been conducted. This study is substantially more detailed that the one conducted in the 1970s. The ' ' —' City of Chanhassen was divided 0 I L Lake Lams / Lake �, � j Lan' Zake into 16 panels as shown in Exhibit l [fhmeeaskra f• r, • 17 ki B to the right. This level of detail srfeger I 27019CO227D 27019002310 Ilk , 019CO2320 provides valuable information. L °A` �� . Lake Ann Once FEMA finalizes the maps, I ,s 21019002260 CITY City will have to adopt and 1 70051 update the applicable ® p Laki ordinances. This will likely be at � 21019CO209D •270190222280. 27019002290 27019(0233D 27019002340 the end of 2013. `b Lake Iti Bavaria CITY OF rd r CHASKA FEMA's rule is that if a structure . 275 l ipan d is within the high risk (Zone A or © f Ai Zone AE) flood plain, insurance is .4 `� joil required. 1 =scam , 27019002360 27019002370 27019CO241D ■ 27019CO242D � CIa 7io7�. Once the new maps are adopted, k L r Eusr Creek man mort a e com anies will ,� ClraskaCreek / y g g p ♦i` Exhibit B send out letters to mortgagees .� • -1I �ICourrhonse within the flood plain stating that - Lake they must obtain flood insurance or else the mortgage company will obtain it (at a rate that is higher than FEMA insurance). This could result in a lot of calls to City Hall considering all of the homes around our city's lakes. CONCLUSION At this time, this is an informational item only. Once FEMA adopts the new maps, the dates and community panel numbers highlighted below will have to be amended. This will require a public hearing. Insurance Management Sec. 20 -327. - Scope. This division applies to all lands in the city shown on the Flood Boundary and Floodway Map, Community Panel No. 2700510005B effective July 2, 1979; and Community Panel No. 2700510010B effective date July 2, 1979; and the Flood Insurance Rate Map, Community Panel No. 2700510005B effective date July 2, 1979; and Community Panel No. 2700510010B effective date July 2, 1979, as being located within the boundaries of the floodway, flood fringe, or general flood plain overlay districts, copies of which are on file with the city. g: \plan \city code \issue paper\floodplain issue paper.doc