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EWG's Tap Water Database — 2021 UPDATE

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Asbestos

City of Tucson

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.

MORE ABOUT THIS CONTAMINANT

 

58

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018ND560ND
2019ND20ND

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
2018-11-0520181160006AAND
2018-11-05201811060004AAND
2018-11-05201811060004ABND
2018-11-05201811060004ACND
2018-11-05201811060004ADND
2018-11-05201811060004AEND
2018-11-05201811060005AAND
2018-11-05201811060005ABND
2018-11-05201811060005ADND
2018-11-05201811060005AEND
2018-11-05201811060006ABND
2018-11-05201811060006ACND
2018-11-05201811060006ADND
2018-11-05201811060006AEND
2018-11-05201811060005ACND
2018-11-06201811070221ACND
2018-11-06201811070221ADND
2018-11-06201811070221AEND
2018-11-06201811070222AAND
2018-11-06201811070222ABND
2018-11-06201811070222ACND
2018-11-06201811070222ADND
2018-11-06201811070222AEND
2018-11-06201811070223AAND
2018-11-06201811070223ABND
2018-11-06201811070223ACND
2018-11-06201811070223ADND
2018-11-06201811070223AEND
2018-11-06201811070221ABND
2018-11-06201811070221AAND
2018-11-13201811140002ACND
2018-11-13201811140002AAND
2018-11-13201811140002ABND
2018-11-13201811140002ADND
2018-11-13201811140002AEND
2018-11-13201811140003AAND
2018-11-13201811140003ABND
2018-11-13201811140003ACND
2018-11-13201811140003AEND
2018-11-13201811140004AAND
2018-11-13201811140004ABND
2018-11-13201811140004ACND
2018-11-13201811140004ADND
2018-11-13201811140004AEND
2018-11-13201811140003ADND
2018-11-19201811200142ADND
2018-11-19201811200140AAND
2018-11-19201811200140ABND
2018-11-19201811200140ACND
2018-11-19201811200140ADND
2018-11-19201811200140AEND
2018-11-19201811200142AAND
2018-11-19201811200142ABND
2018-11-19201811200142ACND
2018-11-19201811200142AEND
2018-11-1920181200143AND
2019-05-13L190741-02-06251ND
2019-05-14L190748-01-06251ND