Public Health Alliance of Southern California


The Alliance is a collaborative of Local Health Departments in Southern California. Collectively, our members have statutory responsibility for the health of 60% of California’s residents. We focus on multi-sector policy, systems and environmental change to improve population health and equity.

Our Membership

Our Work


The Alliance is a collaborative of Local Health Departments in Southern California. Collectively, our members have statutory responsibility for the health of 60% of California’s residents. We focus on multi-sector, policy, systems and environmental change to improve population health and equity.

Our Initiatives

Water Crisis & Health

Promoting health leadership on the water crisis.

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Healthy Transportation

Integrating health into transportation and land-use decision-making.

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Healthy Food Systems

Advancing healthy, regionally produced food that is accessible, affordable and sustainable.

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Data In Action

Mobilizing data to target policies, programs and investments.

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