This document provides a list of laboratories that met the third Unregulated Contaminant Monitoring Rule (UCMR 3) laboratory approval program application and proficiency testing criteria for the methods indicated.
You will need Adobe Reader to view some of the files on this page. See EPA’s About PDF page to learn more.- EPA Approved Laboratories for UCMR 3 (PDF)(9 pp, 216 K, October 2016, 815-B-16-025)