The goal of the WQX Metals Best Practices Guide is to increase the quality of metals data records in WQX by making it easier for data providers to capture metadata elements, increasing consistency of metadata elements utilized, and removing confusion and ambiguity for secondary data users.
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.- WQX Metals Best Practices Guide (PDF)(6 pp, 154 K, 6/27/18 )