1. Integrated Risk Information System; United States Environmental Protection Agency (EPA), Office of Research and Development (ORD), National Center for Environmental Assessment; http://www.epa.gov/ngispgm3/iris/search.htm.
2. California Department of Health Services web site: http://www.dhs.ca.gov/ps/ddwem/chemicals/NDMA/NDMAindex.htm.
3. Water Sci Techn;Mitch;Water Supply,2002
4. Orange County Water District takes a proactive stance on newly regulated compound N-nitrosodimethylamine: OCWD recommends taking two drinking water wells out of service. Press Release from Orange County Water District: June 6, 2000.
5. Orange County Water District agenda for November 1, 2000 meeting of the Board of Directors; http://www.ocwd.com/_assets/_pdfs/_00agenda/11-01-00.pdf.