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Sewer Surcharges Explained
 

"In accordance with current Detroit Water and Sewerage Department (DWSD) standards and rates, the following industrial surcharges shall be levied against industrial and commercial customers contributing to the system with concentrations of pollutants exceeding the levels described as follows:

A. Biochemical Oxygen Demand (BOD) in excess of 275 milligrams per liter

B. Total Suspended Solids (TSS) in excess of 350 milligrams per liter

C. Phosphorus (P) in excess of 12 milligrams per liter

D. Fats, Oils and Grease (FOG) in excess of 100 milligrams per liter

Each community shall report quarterly the total number and size of water meters used by non-residential users of the System."

ALL commercial and industrial users of the DWSD system, whose operations are defined by the 1987 SIC Code Division A, B, C, D, E, F, G, H, I and J, fund the regulatory activities for the DWSD Industrial Waste Control Division through a charge assessed against any water meter of 5/8" or greater.  This charge is NOT to be applied to any water meter used for fire protestion; or that services a residential or multi-family dwelling, or that are otherwise exempted.

An exemption currently applies to the following types of facilities:

 - Public and Private elementary and secondary schools which are part of a governmental school district (SIC 8211);

 - Colleges, Universities and Professional Schools (SIC 8221);

 - Junior Colleges and Technical Institutes (SIC 8222);

 - Local and State government offices (SIC 9100-9999)

Any user not specifically exempted is assessed the Industrial Waste Control charge as a pass-through fee from DWSD on their monthly utility bill from the City of Auburn Hills.