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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

City of Seneca

Bromochloromethane is a tap water disinfection byproduct; it is also used as an intermediate in chemical manufacturing and as a fire extinguishing agent. Disinfection byproducts in drinking water increase the risk of cancer.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND10ND
2014ND40ND
2015ND10ND
2016ND10ND
2017ND10ND
2018ND10ND
2019ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2013-10-14201310160169AMND
2014-01-13201401150701AMND
2014-03-11AD36900ND
2014-04-14201404160852AMND
2014-07-14201407160646AMND
2015-03-05AD52413ND
2016-03-31AD73468ND
2017-02-27AD90357ND
2018-02-21AE08055ND
2019-03-14AE27243ND