Flood Information
Flooding can occur along Lisle’s mapped floodplains, but it can also occur when storm sewers, roadway drainage ditches, and drainage paths around homes and businesses become overwhelmed with water.
Regulatory floodplains are designated areas along the Village’s waterways, including:
Prepare & Protect
- Flood Emergencies - Learn how to be prepared for flood emergencies.
- Property Protection - Learn ways to protect your property by instituting flood protection methods.
- Preparing for a Natural Disaster - Review a simple, yet comprehensive guide to help you survive the unexpected.
- DuPage County Guidebook - Comprehensive guide to preventing and repairing flood damage.
The Village of Lisle participates with DuPage County Homeland Security and Emergency Management to help prepare residents and businesses for emergencies. Visit the Quick Links for additional information on how to become better prepared for any future emergencies
Regulatory Floodplains in Lisle
Regulatory floodplains are designated areas along the Village’s waterways, including:
- East Branch of the DuPage River
- St. Joseph Creek
- St. Procopius Creek
- Rott Creek
- Schwartz Creek
Village Floodplain Management Efforts
Examples of the Village’s efforts to improve flood conditions include:- Purchasing 26 floodplain properties and creating open space and the downtown stormwater detention area known as PrairieWalk Pond
- Pursuing the voluntary purchase of additional floodplain properties and using the FEMA Flood Hazard Mitigation Grant and DuPage County Community Development Block Grant funds to demolish existing structures on acquired properties.
- Pursuing funds to help homeowners elevate their homes using the FEMA Flood Hazard Mitigation Grant.
- Participating in the Community Rating System (CRS), which provides homeowners in the regulatory floodplain with a 25% discount on their flood insurance premiums.
- Participating in the National Flood Insurance Program.
Now you can report a variety of issues harming our local waterways (such as illegal dumping into streams, river blockages, water quality issues and more) by using a new DuPage County Water Quality app. To use this easy, online reporting app, click here.