- Home
- Your Government
- Departments A-H
- Health Department
- Our Services
- Environmental Health Inspections & Permits
- Septic Systems
- Installing a Septic System in Washtenaw County
Create an Account - Increase your productivity, customize your experience, and engage in information you care about.
View applications, forms, and fees for programs associated with the Washtenaw County Environmental Health Division.
Link to pageA site plan or "plot plan" is a drawing viewed from above that shows the locations of important features of your property.
Link to pageA survey (accompanied with a legal description of the property) is a formal certified document that defines the boundaries of a parcel of property.
Link to pageResearch has shown that additional plumbing fixtures, such as separate showers with whirlpool tubs instead of tub/shower combinations, double lavatories, bidets, etc., increase the amount of wastewater generated by a home.
Link to pageWhen you install your well, drainfield, and/or septic tank, you must observe minimum isolation distances.
Link to pageA soil evaluation is required before building a home that is not served by a municipal or centralized sewage treatment facility.
Link to pageFind information about obtaining a sewage permit, which is a requirement before you may install a sewage system.
Link to pageSewage system installations and repairs must be performed by individuals certified by the Washtenaw County Environmental Health Division. Find a list of certified contractors, as well as information on becoming certified.
Link to page
Your Area Sanitarian (PDF) (based on Township)