- Home
- Departments
- Land Use Department
- Floodplain
Floodplain
Overview
The Department enforces the LaSalle County Floodplain Ordinance in the unincorporated areas of the County. All construction occurring in the floodplain requires a permit from the LaSalle County Land Use Department. Construction and modifications occurring in the floodplain may also require additional permits from other local entities, as well as State and Federal Agencies.
LaSalle County is a cooperator with the National Flood Insurance Program Community Rating System (NFIP-CRS). The Department oversees and requires compliance with the Ordinance for all construction and development occurring in the floodplains of the County.
The Department enforces the LaSalle County Floodplain Ordinance in the unincorporated areas of the County. All construction occurring in the floodplain requires a permit from the LaSalle County Land Use Department. Construction and modifications occurring in the floodplain may also require additional permits from other local entities, as well as State and Federal Agencies.
LaSalle County is a cooperator with the National Flood Insurance Program Community Rating System (NFIP-CRS). The Department oversees and requires compliance with the Ordinance for all construction and development occurring in the floodplains of the County.
Floodplain Document
- General Flood Information Brochure (PDF)
- Illinois Floodplain Permit Application (PDF)
- LaSalle County Floodplain Construction Methods (PDF)
- LaSalle County Floodplain Development Application (PDF)
- LaSalle County Floodplain Ordinance (PDF)
- 2022 LaSalle County Flood Plain Information Updates (PDF)
- 2022 LaSalle County Flood Mitigation Strategies (PDF)