Cal. Health & Safety Code § 116335
(a) The public water systems serving the City of Maywood shall conduct, publish, and submit to the City of Maywood, the State Department of Public Health, the Office of Environmental Health Hazard Assessment, the Senate Committee on Environmental Quality, and the Assembly Committee on Environmental Safety and Toxic Materials a study on the City of Maywood’s water by December 21, 2010, addressing the impacts of manganese on the quality of the City of Maywood’s water. The report shall contain all of the following: