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Division: Environmental Health Services


Environmental Health Services



This web page includes residence, food facility, and household hazardous waste guidance.


Environmental Health Services ensures a safe and healthy environment in San Mateo County through education, regulation, and monitoring. Services include but are not limited to hazardous waste management, restaurant inspections, housing inspections, medical waste disposal, water protection, water quality monitoring, and pollution prevention.

Environmental Health Services

General information

Environmental Health Services Blog

Get the latest news and information, along with upcoming events and goings on at the Environmental Health Services division, from the Food Program to Housing, Hazardous Waste and Groundwater Protection, on our new blog at! Sign up to follow the blog to be notified via email whenever new information is posted.

General information

Food Program

Information for food business operators on food safety, permits and forms.


Hazardous Materials (CUPA)

The Unified Hazardous Waste and Hazardous Materials Management Regulatory Program (Unified Program) was established in 1993 to protect public health and safety, and to restore and enhance environmental quality, and sustain economic vitality through effective and efficient implementation of the Unified Program. 

General information

Household Hazardous Waste

The Household Hazardous Waste (HHW) Program, provided by San Mateo County, helps residents dispose/recycle their residential hazardous waste properly – for FREE!  County residents may drop off a full range of HHW at our Collection Facilities and Events.  All waste collected is either reused, recycled, processed for energy recovery, or stabilized for proper disposal to achieve zero waste being landfilled.

General information


Help filing complaints about unhealthy living situations in rental properties, hotels and more.


Pollution Prevention

How we’re working to create a healthier environment for healthier people, and what you can do to help.