Water

OEHHA performs major risk assessment and hazard evaluation activities relating to chemical contaminants in drinking water. These activities include developing health advisories, Public Health Goals for chemical substances in drinking water, Notification Levels, and providing toxicological assistance for chemical monitoring activities for the drinking water supply. The program also provides education to the public and other governmental agencies on drinking water contamination and drinking water regulatory standards development.

Public Health Goals

Level of a chemical contaminant in drinking water that does not pose a significant risk to health

Notices

Legal notices for Public Health Goals and Notification Levels

Notification Levels

Health-based advisory levels for chemicals in drinking water

Reports

Reports focusing on water

Human Right to Water

OEHHA’s assessment framework and data tool related to drinking water quality, accessibility, and affordability

Reports, Notices, Documents

OEHHA announces the availability of the technical support documents for the Public Health Goals for nickel and uranium.

The Health Risk Information for Public Health Goal Exceedence report for 2001 is now available.

OEHHA has determined that 160 ug/L (ppb) of carbon disulfide in drinking water is protective of human health.

OEHHA announces the initiation of Risk Assessments for Chemicals in Drinking Water in 2001 for the following chemicals: 1,1-dichloroethane, cis/trans-1,2-dichloroethylene, 2,3,7,8-tetrachlorodibenzodioxin (dioxin), molinate, polychlorinated biphenyls (PCBs), radionuclides (gross alpha and beta), radium-226 and -228, selenium, strontium, styrene, 1,1,1-trichloroethane, 1,1,2-trichloroethane, trihalomethanes, and tritium.

The final technical support document for the Public Health Goal for benzene in drinking water is available.