Data on releases and transfers of toxic chemicals from facilities in certain industrial sectors. Also see the Right to Know Network for a more user-friendly interface for the TRI.
The CEC is an organization created by NAFTA party countries established to address international environmental concerns and environmental provisions of NAFTA.
Link to California EPA departments including: Air Resources Board, Dept. of Pesticide Regulation, Dept. of Toxic Substances Control, the Integrated Waste Management Board, Office of Envitonmental Health Hazard Assessment, State Water Resources Control Board, and the Water Quality Control Regional Boards.
Database of state legislation (for all states) related to environmental health topics such as asthma, air quality, lead poisoning, pesticides, etc. From the National Conference of State Legislatures.
Collection of studies and other resources used by the EPA in the assessment of health and environmental impacts of various pollutants. From the US EPA.