Adoption of Lake County Watershed Development Ordinance
On October 13, 2020 the Lake County Board adopted 94 amendments to the County-wide Watershed Development Ordinance (WDO). The amendment is currently effective and includes the minimum County-wide standards for regulated development.
The amendments address FEMA, IEPA, and NPDES mandates
- Administrative Related Clarifications
- Drain Tile
- Enhancements With Respect to Development
You can view the Lake County Watershed Development Ordinance (WDO), which was adopted by the Village of Deerfield on March 15, 2021.
Site Grading & Drainage Ordinance
The Village of Deerfield has developed a user guide to assist in the uniform interpretation of the subject ordinance. These requirements and procedures establish a basis for the Village to utilize in the administration of the ordinances of the Village of Deerfield.
Read the Site Grading and Drainage Ordinance Manual (PDF).