This manual was developed to provide guidance to publicly owned treatment works (POTWs) operators, engineers, managers, chemists and permit writers. This manual is intended to provide guidance in developing and implementing a sampling and analysis program, to gather information on sewage sludge quality and determine compliance with permit conditions.
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.- POTW Sludge Sampling and Analysis Guidance Document (PDF)(100 pp, 5 MB, August 1989, EPA 833-B-89-100)