The Regulation Development Committee reviews federal, state and local regulations and comments on proposed regulations related to biosolids management. The committee fosters strong working relationships with regulators and strives to keep NW Biosolids members informed about regulation changes and guidance documents that may affect how agencies manage their biosolids.

In the past, the Committee has commented and/or encouraged member comment on federal, state, and local regulations and legislation relevant to biosolids.

The committee has also:

  • Developed a Code of Good Practice for biosolids management
  • Provided guidance on the development of a biosolids training manuals by universities
  • Identified roles and responsibilities of federal, state and local regulatory agencies in biosolids regulation


Deidre Bartlett


Christian Evans

SYLVIS Environmental

Dan Thompson

City of Tacoma Public Works Dept., Sewer Operations

Steve Thompson

Clean Water Services