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Compiled SWP Asbestos Data

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Published by:
California Department of Water Resources
Last updated:
January 15, 2026
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Description:

A compiled list of asbestos analysis results for the SWP Routine Water Quality Monitoring Project. These samples are collected quarterly at 3-4 sites. Data from before 2009 have not been compiled into CSV format but are available as laboratory reports. These reports can be obtained by submitting a [record request](https://californiadwr.mycusthelp.com/WEBAPP/_rs/(S(3q2tw3v2guzqsnh1objifgtv))/supporthome.aspx). Data from 2009 and after are available in CSV format in this dataset with the exception of data during 2011-2014 when several reports were lost.

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