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- Installing a Septic System in Washtenaw County
Installing a Septic System in Washtenaw County
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Applications, Forms & Fees
View applications, forms, and fees for programs associated with the Washtenaw County Environmental Health Division.
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Site Plans
A site plan or "plot plan" is a drawing viewed from above that shows the locations of important features of your property.
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Surveys
A survey (accompanied with a legal description of the property) is a formal certified document that defines the boundaries of a parcel of property.
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Sewage System Sizing
Research 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.
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Minimum Isolation Distances
When you install your well, drainfield, and/or septic tank, you must observe minimum isolation distances.
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Soil Evaluation
A soil evaluation is required before building a home that is not served by a municipal or centralized sewage treatment facility.
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Sewage & Well Permits
Find information about obtaining a sewage permit, which is a requirement before you may install a sewage system.
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Certified Sewage Installation & Repair Contractors
Sewage 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.
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