35 Ill. Adm. Code 372.400
Degree of Treatment Required Relative to Application Area
Section 372
Section 372.400 Degree of
Treatment Required Relative to Application Area
a) Agricultural Areas
Agricultural or forested areas that do not have public access
shall provide at a minimum a two cell lagoon system or a mechanical secondary
treatment facility.
b) Urban Areas
Urban parks, forest preserves and golf courses and other
areas with public access shall utilize as a minimum a two cell lagoon system
with tertiary sand filtration and disinfection or a mechanical secondary
treatment facility with disinfection.