Standard Methods for the Examination of Water and Wastewater

Since 1905, Standard Methods for the Examination of Water and Wastewater has represented "the best current practice of American water analysts." This comprehensive reference covers all aspects of water and wastewater analysis techniques. Standard Methods is a joint publication of the American Public Health Association (APHA), the American Water Works Association (AWWA), and the Water Environment Federation (WEF).

What's New

Revised sections in Part 3000 - November 11, 2010
Four revised sections now available

Joint Editorial Board Memo on Color Measurement - September 28, 2009
Clarification on pH Determination for Color

Joint Editorial Board Letter on BOD Dilutions - May 13, 2009
Clarifies BOD Dilution Series

©2006 American Public Health Association.
©2006 American Water Works Association.
©2006 Water Environment Federation.