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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

Monticello Water Department

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.

 

29

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND20ND
2014ND30ND
2015ND30ND
2016ND70ND
2017ND40ND
2018ND30ND
2019ND70ND

ppb = parts per billion

All test results

Date Lab ID Result
2013-03-12O130720001ND
2013-09-09O132550025ND
2014-04-2214113000901ND
2014-07-1414198008801ND
2014-11-0314310002301ND
2015-05-2615148008001ND
2015-08-0315218000309ND
2015-11-0415309004101ND
2016-01-2016025000301ND
2016-01-2016025000601ND
2016-01-2016025000501ND
2016-01-2016025000401ND
2016-05-0316126016309ND
2016-07-2716210002001ND
2016-11-0816314002501ND
2017-05-3017152006201ND
2017-07-3117215005101ND
2017-11-0617312001701ND
2017-11-0617312000201ND
2018-05-0818130005401ND
2018-08-2718242002401ND
2018-10-3018305001001ND
2019-02-2019052004001ND
2019-02-2019052003901ND
2019-02-2019052003701ND
2019-02-2019052003801ND
2019-04-3019121003808ND
2019-09-1619261001508ND
2019-11-2519330001501ND