Caltrans unveils updated climate‑vulnerability mapping and confidential readiness study

Sep 1, 2026

Caltrans said it updated its Climate Change Vulnerability and Risk Assessment (first update since 2019) with a public map viewer showing asset‑level risks, and announced a Caltrans Readiness Study to map critical infrastructure and man‑made threats; parts of the readiness material will not be publicly released.

The full story

Chris Houlomar, acting chief in Caltrans’ Office of Air Quality Conformity and Resiliency Planning, presented the department’s updated Climate Change Vulnerability and Risk Assessment (CCVRA), which examines hazards, exposure and vulnerability across the state highway system.

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