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Proposed zoning text amendment related to Wauwatosa Municipal Code 24.13.010 (Floodplain Zoning)
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Submitted by:
Maggie Anderson
Department:
Engineering
A. Background/Options
The City of Wauwatosa regulates development within floodplains through the above referenced ordinance section. The ordinance, last updated in 2014, is based off of a model ordinance provided to us by the Wisconsin Department of Natural Resources (WDNR.).
On April 29, 2024 we received notice from the WDNR that required us to update and adopt our floodplain ordinance no later than Oct 24, 2024 or Wauwatosa would risk suspension from the National Flood Insurance Program (NFIP). Being a part of the NFIP is crucial for the City's resilience against flood risks, economic stability, access to federal resources during emergencies, and alignment with national flood risk management standards. It's a proactive step towards safeguarding lives, properties, and the overall well-being of the City's members.
The WDNR provided a model ordinance for our updated ordinance that we are following. The update is a full replacement of the existing ordinance but remains largely the same. Included below are the substantial changes to the current ordinance.
* Official Maps
The FIRM panels are all being updated with an effective date of 10/24/24. There have been no changes to the zones or boundaries of these maps from our current regulatory maps issued in 2008 (Appendix A). The updated maps are included in Appendix B.
* Addition of CLOMR Map, effective April 11, 2022
For several years, the City has been working with the Milwaukee Metropolitan Sewerage District (MMSD) on implementing flood control projects in the Menomonee River Watershed to reduce the flooding risk to businesses, home and neighborhoods. These projects are in various stages of development, from construction to project completion. At a joint meeting in 2010, it was decided that these projects would be combined in to a singl...
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