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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

City of Walhalla

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
2014ND10ND
2015ND50ND
2016ND10ND
2017ND10ND
2018ND10ND
2019ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-11AD36899ND
2015-02-23201502250501AMND
2015-03-05AD52412ND
2015-05-27201505290216AMND
2015-08-24201508260496AMND
2015-11-09201511110708AMND
2016-03-22AD73002ND
2017-02-22AD90223ND
2018-03-21AE09709ND
2019-03-18AE27335ND