The Lake County Watershed Development Ordinance (WDO) Permit is required when a project is located in a floodplain or flood-prone area; may impact a wetland; will hydrologically disturb more than 5000 square feet; or will modify the site drainage.
The Federal Emergency Management Agency (FEMA) publishes Flood Insurance Rate maps, or FIRMS, that depict floodplain boundaries. Further explanation of this information is available on the FEMA website.
The Lake County Stormwater Management Commission (SMC) was established in 1991 through state legislation to coordinate stormwater management activities from a countywide and interjurisdictional perspective. The main components of their program are: