An official website of the United States government.

This is not the current EPA website. To navigate to the current EPA website, please go to www.epa.gov. This website is historical material reflecting the EPA website as it existed on January 19, 2021. This website is no longer updated and links to external websites and some internal pages may not work. More information »

SW-846 Test Method 9050A: Specific Conductance

The following document provides information on the method to measure the specific conductance of drinking, ground, surface, and saline waters and domestic and industrial aqueous wastes.

You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.

Method 9050A: Specific Conductance, part of Test Methods for Evaluating Solid Waste, Physical/Chemical Methods (PDF)(5 pp, 29 K, December 1996)