DC Water and Sewer Authority

	Biosolids Managment Program Manual [PDF 2.3 MB] This biosolids program manual documents DC WASA’s biosolids management program mission, policies, and procedures. It serves as a reference for program staff, contractors, and stakeholders. It formalizes DC WASA’s commitment to the goals and principles of the National Biosolids Partnership.
	Biosolids Management Program Communication Approach and Procedure [PDF 269 KB] This guidance gives instruction for disseminating information as needed about the Biosolids Management Program to stakeholders, or outside parties and within the Biosolids Management Division.
	Summary of Legal and Other Requirements [PDF 512 KB] With the promulgation of the Part 503 regulation on February 19, 1993, the US EPA met its obligation under the Clean Water Act (CWA) to establish standards for the use and disposal of "sewage sludge" (i.e., biosolids). The regulations are based on a multi-year risk analysis in which EPA scientists assessed the potential of pollutants in biosolids to affect public health and the environment through various routes of exposure.