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EWG's Tap Water Database — 2021 UPDATE

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Chromium (total)

Clermont Public Water System

Chromium is a naturally occurring metal, but industrial uses can elevate its levels in water. One form, hexavalent chromium, causes cancer. Total chromium is not a good indicator of the amount of hexavalent chromium in drinking water.

 

34

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND100ND
2014ND50ND
2015ND40ND
2016ND40ND
2017ND40ND
2018ND40ND
2019ND30ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 100 ppb

The legal limit for total chromium, established in 1991, was based on a 1958 toxicity study in laboratory animals, and applies to both the less-toxic trivalent chromium and the more-toxic hexavalent chromium forms of this compound. This limit does not protect against the risk of cancer from ingestion of hexavalent chromium.

ppb = parts per billion

All test results

Date Lab ID Result
2013-05-08718628-8920ND
2013-05-08718626-8920ND
2013-05-09718632-8920ND
2013-05-09718630-8920ND
2013-08-07736404-9496ND
2013-08-08736402-9496ND
2013-11-20760200-10381ND
2013-11-20760192-10381ND
2013-11-20760194-10381ND
2013-11-21760198-10381ND
2014-02-06A140010767ND
2014-02-12A140040880ND
2014-02-12A140158613ND
2014-03-06773890-10907ND
2014-03-06773888-10907ND
2015-01-21A150270070ND
2015-01-21A150258968ND
2015-02-10A150270268ND
2015-02-18A150278313ND
2016-01-20A160294248ND
2016-01-21A160024991ND
2016-01-27A160108398ND
2016-02-04A160308847ND
2017-01-25A170462503ND
2017-03-08A170476610ND
2017-05-02A170492669ND
2017-05-18A170497468ND
2018-01-18A180545467ND
2018-02-21A180534316ND
2018-02-28A180503705ND
2018-03-07A180578264ND
2019-01-249A03114-02ND
2019-02-209B02485-02ND
2019-02-209B02485-03ND