Download or read book Prioritization of Constituents for Nationaland Regional-Scale Ambient Monitoring of Water and Sediment in the United States written by U. S. Department U.S. Department of the Interior and published by CreateSpace. This book was released on 2014-04-28 with total page 220 pages. Available in PDF, EPUB and Kindle. Book excerpt: A total of 2,541 constituents were evaluated and prioritized for national- and regional-scale ambient monitoring of water and sediment in the United States. This prioritization was done by the U.S. Geological Survey (USGS) in preparation for the upcoming third decade (Cycle 3; 2013-23) of the National Water-Quality Assessment (NAWQA) Program. This report provides the methods used to prioritize the constituents and the results of that prioritization.