What is a private sewage system?
A private sewage system is a wastewater disposal system used to treat small volumes of wastewater in the event that municipal sewers are not available.
Do I have to tie in to municipal sewers?
If municipal sewers are within 200 feet of the property line, you must tie in. Please inquire with the nearest municipality to determine if sewers are available.
May I install the private sewage system for my home?
A property owner can install or replace a private sewage septic tank and/or a subsurface lateral field system at their principal residence after obtaining a building permit from Madison County. A licensed private sewage installer must be contracted for aerobic treatment units, rental properties, and businesses.
I am purchasing a home with a private sewage system. How do I have the system inspected?
You may schedule an inspection with one of our private sewage inspectors by calling (618) 296-4468; the inspection fee is $50. You may also contact a licensed private sewage installer to conduct the inspection.
Does a garbage disposal affect the size my private sewage system will need to be?
Yes, the Illinois Private Sewage Code requires the size of the septic tank to be increased by 50% if a garbage disposal is used.
I'm adding a bedroom addition to my dwelling. Will this affect my private sewage system?
The size of your septic tank is based on the number of bedrooms in the home and the on-site soil conditions; adding another bedroom could over-burden your system.
What are the setback requirements for my private sewage components?
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