Biosolids disposal, The basic principle

For this forum, we will look at the topic of Biosolids disposal through the EPA 503 regulations. This is a major issue that all waste water treatment plants must address in order to meet their NPDES discharge permits. By removing the biosolids they reduce the BOD demand on a receiving water body if they discharge.

To begin this assignment, review the following resource, Go the the EPA Page on Biosolids and specifically the portion on removing pathogens. Specifically review the section on ” Process to further reduce pathogens (PFRP) ” in addition to other information on treating biosolids.

Next, prepare your forum post by creating a Word or Google document. On your document, answer the following questions:

What is the basic priciple behind the 503 requirements for biosolids?
If you were a treatment plant operator which quality of biosolids would you produce and why?


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