Biosolids

Guidance for Controlling Potential Risks to Workers Exposed to Class B Biosolids [PDF - 108 KB] – document about precautions for employers and employees working with Class B biosolids. This guidance is not intended to address nonoccupational exposure.

Links to information from outside CDC

Biosolids(U.S. Environmental Protection Agency) – information about biosolids

Biosolids, Animal Manure, and Earthworms: Is There a Connection? (U.S. Geological Survey) – study to determine the ability of earthworms to accumulate emerging contaminants under controlled conditions

Guide to Field Storage of Biosolids, Appendix B: Pathogens [PDF - 28 KB] (U.S. Environmental Protection Agency) – document about the transmission of pathogens

Land Application of Municipal Biosolids (U.S. Geological Survey) – projects characterizing potential emerging contaminants in biosolids-derived composts

Sanitary Sewer Overflows: Description (U.S. Environmental Protection Agency) – document about sanitary sewer overflows and how they can be reduced

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