We try and update this list as new districts pass their legislation. We have added links directly to the web pages of the legislating authorities to help dentists check that they are compliant. We hope that this will help dentists yet to comply gain a sense of why this is so urgently needed.

Existing Legislation
States	Deadlines	Separation Rate
Washington	August, 2003	ISO-11143
Maine	December 31, 2004	98%
New Hampshire	October 1, 2005	95%
Connecticut	January 11, 2006	95%
Massachusetts	June 22, 2006	98%
Vermont	January 1, 2007	95%
Louisiana	April 11, 2008
New York	May 12, 2008	99%
Rhode Island	July 1, 2008	99%
New Jersey	October 1, 2009	95%
Oregon	January 1, 2010	95%
Michigan	December 31, 2013	95%
New Mexico	December 31, 2014	95%
Local Areas
Wichita - KS	June 1, 2001	95%
King County (WA)	June 1, 2003	95%
Palo Alto - CA	March 31, 2005	95%
Fort Collins - CO	July 1, 2005	95%
San Francisco Bay Area	January 1, 2007	95%
Eau Claire - WI	January 1, 2008	95%
Watertown - WI	January 1, 2008	95%
Milwaukee - WI	February 1, 2008	95%
Racine - WI	February 1, 2008	95%
La Crosse - WI	March 26, 2008	95%
Neenah Menasha - WI	June 1, 2008	95%
Dane County - WI	December 31, 2008	95%
Waukesha - WI	December 31, 2008	95%
Madison Metropolitan Sewerage District - WI	December 31, 2008	95%
Chippewa Falls - WI	April 1, 2009	95%
Albuquerque	June 30, 2010	95%
Bernalillo County - NM	June 30, 2010	95%
Menomonie – WI	July 1, 2010
Central Marin Sanitation Agency / Las Gallinas Valley - CA	December 31, 2010	95%
San Josè / Santa Clara - CA	07/2009 - 12/2010	95%
ADA states that the counties of Duluth (MN), Boulder (CO), Colorado Springs (CO), Highlands Ranch (CO), Fountain (CO), Livermore (CA), the Metro Counties (MN) and Solon (OH) have mandates for amalgam separators. San Francisco and surrounding Bay Areas are: Alameda, Albany, Berkeley, East Palo Alto, El Cerrito, Emeryville, Kensington, Los Altos, Los Altos Hills, Mountain View, Oakland, Richmond Annex, Union Sanitary District (Freemont), Newark, Union City).

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