Floodplains
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Letters of Map Change (LOMC)
Letters of Map Amendment (LOMA), Letters of Map Revision (LOMR) and Letters of Map Revision Based on Fill (LOMR-F) are documents issued by FEMA that officially remove a property and/or structure from the floodplain for flood insurance purposes. They…
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Flood Inundation Mapping
Do you live near the Rock River, Upper Fox River, Cedar Creek, or Milwaukee River? New interactive maps can help you predict when your property may flood. The maps show where flooding may occur over a range of river levels and are connected to real-…
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Do I need flood insurance?
Flood-proof your finances and get peace of mind. Buy flood insurance.Anyone can be financially vulnerable to floods. Homeowners and renters outside of designated floodplains are at risk and most are not properly insured for floods. In fact, people…
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Floodplain Overview
Flooding is part of the normal cycle of streams and lakes. It has occurred for as long as there has been rain and land. Flooding only becomes a potential problem when development occurs in the floodplain. Development that occurs outside of the…
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Floodplain engineering data
The DNR engineering group does engineering studies as contractors under FEMA’s Risk MAP program. The studies are used to produce the Flood Insurance Studies and the Digital Flood Insurance Rate Maps. --> Available data The engineering data from…
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Floodplain Management Publications and Grants
Model zoning ordinances documents As of July 18, 2017, a new standard model floodplain ordinance and model floodplain ordinance with flood storage language will be in effect. The appropriate model should be used by any community amending or…
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Floodplain shoreland management notes
To stay in touch with what's going on in the Wisconsin Floodplain Program, subscribe to Floodplain and Shoreland Management Notes. Floodplain and Shoreland Management Notes is an electronic newsletter highlighting updates and information for zoning…
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Risk MAP Projects
Risk MAP (Mapping, Assessment and Planning) is the next phase in floodplain mapping.The Risk MAP process includes:A multi-year FEMA program using a watershed approachHigh quality flood maps and informationNon-Regulatory tools to better assess the…
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How to login to the FTP server
To use the Floodplain FTP server, you will need to obtain a WAMS (Wisconsin Web Access Management System) account. If you already use online tools such as eCMAR, eDMR and Switchboard, you do not need to create a new WAMS account, as you are already…
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Please Note
The digital representation of the FEMA Flood Insurance Rate Maps (FIRM) and Floodways are not official maps or exact representations of FEMA maps.The maps are not to be used for regulatory purposes, such as floodplain zoning.The registered images…