Calaveras Dam Replacement Project
Naturally Occurring Asbestos
Air Quality Monitoring Data
To view the latest air quality monitoring results, click here. Results are updated weekly.
Data from previous periods is collected quarterly and presented below for reference. Please click on the appropriate station for archived data.
See map for monitoring locations and Q&A about how to read the graphs and data. Questions? Contact us at mle@sfwater.org or blauppe@sfwater.org, or call us at (866) 973-1476.
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