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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

City of Groveton

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.

 

7

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015ND10ND
20160.593 ppb32ND - 0.950 ppb
2017ND10ND
20180.680 ppb110.680 ppb
2019ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2015-12-14Q1549635007ND
2016-02-17Q16070420070.830 ppb
2016-05-20Q1620217004ND
2016-09-23Q16401530010.950 ppb
2017-05-18Q1720422003ND
2018-08-30Q18350250060.680 ppb
2019-06-11Q1934418002ND