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Biosolids

Fact Sheet: Gravity Thickening

Gravity thickening is the process by which biosolids are condensed to produce a concentrated solids product and a relatively solids-free supernatant.

The biosolids technology fact sheet for gravity thickening provides:

  • A description of gravity thickening
  • Applicability to wastewater treatment plants
  • Advantages and disadvantages of gravity thickening
  • Design criteria
  • Performance capabilities and data
  • Operation and maintenance information
  • Costs
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