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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

McAllen Public Utility

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.

 

23

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND40ND
20150.00593 ppb111ND - 0.0652 ppb
2016ND20ND
2017ND20ND
2018ND20ND
2019ND20ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-08-18AC63989ND
2014-08-18AC63987ND
2014-10-20Q1453014001ND
2014-10-20Q1453014005ND
2015-01-20Q1501626001ND
2015-02-10Q1505619001ND
2015-03-12AC84169ND
2015-04-21Q15147490010.0652 ppb
2015-04-21Q1514749005ND
2015-06-10AC95446ND
2015-07-14Q1526830001ND
2015-07-14Q1526830005ND
2015-08-06AD02982ND
2015-08-06AD02990ND
2015-11-18AD14071ND
2016-06-30AD42708ND
2016-08-02AD46659ND
2017-04-19AD80199ND
2017-07-12AD89107ND
2018-08-15AE37206ND
2018-08-15AE37228ND
2019-05-22AE67703ND
2019-09-04AE82073ND