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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

City of Watsonville

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.

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55

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND150ND
2015ND260ND
2016N/A00N/A
2017ND140ND
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-02-199590-009-1430ND
2014-03-199590-014-0740ND
2014-03-199590-010-0915ND
2014-03-199590-009-1100ND
2014-03-199590-007-0840ND
2014-03-199590-006-0800ND
2014-03-199590-005-0745ND
2014-03-199590-004-0800ND
2014-03-199590-011-1000ND
2014-03-199590-012-0920ND
2014-03-199590-013-0835ND
2014-03-199590-015-0805ND
2014-03-199590-016-0900ND
2014-03-199590-029-0845ND
2014-03-199590-030-0900ND
2015-02-24201502260489AMND
2015-02-24201502260391AMND
2015-02-24201502260395AMND
2015-02-24201502260491AMND
2015-02-24201502260393AMND
2015-02-24201502260465AMND
2015-02-24201502260508AMND
2015-02-24201502260481AMND
2015-02-24201502260467AMND
2015-02-24201502260506AMND
2015-02-24201502260483AMND
2015-02-24201502260512AMND
2015-02-24201502260386AMND
2015-08-10201503040653AMND
2015-08-10201503040654AMND
2015-08-10201503040651AMND
2015-08-10201503040652AMND
2015-08-10201503040662AMND
2015-08-10201503040656AMND
2015-08-10201503040657AMND
2015-08-10201503040663AMND
2015-08-10201503040655AMND
2015-08-10201503040658AMND
2015-08-10201503040660AMND
2015-08-10201503040661AMND
2015-08-10201503040659AMND
2017-03-159590-004-1040ND
2017-03-159590-005-0905ND
2017-03-159590-006-0910ND
2017-03-159590-007-1100ND
2017-03-159590-009-1030ND
2017-03-159590-010-0955ND
2017-03-159590-011-1010ND
2017-03-159590-012-0935ND
2017-03-159590-013-0945ND
2017-03-159590-014-0825ND
2017-03-159590-015-1010ND
2017-03-159590-016-0840ND
2017-03-159590-029-0830ND
2017-03-159590-030-1100ND