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EWG's Tap Water Database — 2019 UPDATE

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Asbestos

California Water Service Company - Dominguez

Asbestos is a mineral fiber introduced into water by the dissolution of asbestos-containing minerals and from decay of asbestos cement in water mains. Asbestos causes cancer when ingested or inhaled.

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013N/A00N/A
2014N/A00N/A
2015N/A00N/A
2016ND20ND
2017ND40ND

MFL = million fibers per liter

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 7 MFL

The legal limit for asbestos, established in 1991, was based on toxicity studies in laboratory animals conducted in the 1980s.

MFL = million fibers per liter

All test results

Date Lab ID Result
2016-03-239590-018-1340ND
2016-12-289590-019-0930ND
2017-03-082283-019-1430ND
2017-03-082283-036-1430ND
2017-10-169590-805-1030ND
2017-12-082283-055-0900ND