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EWG's Tap Water Database — 2019 UPDATE

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Bromochloromethane

City of Donna

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
2012ND10ND
20130.0243 ppb31ND - 0.0730 ppb
2014ND30ND
2015ND10ND
2016ND10ND
2017ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2012-07-311208134001ND
2013-07-23AC25583ND
2013-09-18201309200137AM0.0730 ppb
2013-12-16201312170169AMND
2014-03-19201403200372AMND
2014-07-23AC60708ND
2014-08-11201408120247AMND
2015-07-14AC99399ND
2016-07-14AD44291ND
2017-07-12AD89097ND