Environmental Health Investigations Branch

Environmental Health Investigations branch


The Environmental Health Investigations Branch (EHIB) of the California Department of Public Health studies and explains how the health of our environment – including our air, water, soil, buildings, climate, traffic, and consumer products – affects our health. We provide information that can help reduce human exposure to harmful environmental risks.

What's New?

Sharing our Stories

The videos below show how our programs work with communities to increase health and environmental equity.


Sharing our Stories – Introduction to Our Branch's Work (https://youtu.be/uG6_ILm8ehI)


Signs of the Times – Community Participation & Education Section (https://youtu.be/4XXFHsJf5-Y)

Cell phone use guidance

See new cell phone use guidance: How to Reduce Exposure to Radiofrequency Energy from Cell Phones (PDF).

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