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EWG's Tap Water Database — 2021 UPDATE

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2,3-Dichlorobiphenyl

San Antonio Water System

MORE ABOUT THIS CONTAMINANT

 

106

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND70ND
2015ND150ND
2016ND200ND
2017ND180ND
2018ND230ND
2019ND230ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-05-13AC54012ND
2014-06-30AC58434ND
2014-07-29AC61411ND
2014-07-31AC61824ND
2014-09-02AC65488ND
2014-09-29AC68443ND
2014-11-25AC73029ND
2015-04-02AC87168ND
2015-04-02AC87166ND
2015-04-02AC87169ND
2015-04-02AC87172ND
2015-04-02AC87167ND
2015-07-30AD01893ND
2015-07-30AD01891ND
2015-07-30AD01892ND
2015-09-28AD08854ND
2015-09-28AD08855ND
2015-09-29AD09047ND
2015-09-29AD09046ND
2015-09-29AD09045ND
2015-10-28AD12058ND
2015-11-23AD14488ND
2016-01-13AD18011ND
2016-01-14AD18404ND
2016-04-05AD31889ND
2016-04-06AD32180ND
2016-04-07AD32388ND
2016-06-28AD42305ND
2016-09-01AD47746ND
2016-11-02AD56268ND
2016-11-02AD56267ND
2016-11-02AD56270ND
2016-11-03AD56568ND
2016-11-03AD56567ND
2016-11-03AD56570ND
2016-11-03AD56569ND
2016-11-04AD56931ND
2016-11-28AD59246ND
2016-11-28AD59247ND
2016-11-29AD59441ND
2016-11-29AD59442ND
2016-11-29AD59440ND
2017-01-30AD67698ND
2017-01-30AD67697ND
2017-01-30AD67699ND
2017-02-01AD68212ND
2017-02-01AD68211ND
2017-02-02AD68520ND
2017-03-06AD73531ND
2017-03-30AD77877ND
2017-04-25AD81022ND
2017-07-06AD88552ND
2017-10-17AE01180ND
2017-12-04AE06646ND
2017-12-04AE06645ND
2017-12-05AE06841ND
2017-12-06AE07092ND
2017-12-08AE07467ND
2017-12-13AE07729ND
2017-12-13AE07728ND
2018-03-01AE16443ND
2018-03-26AE20083ND
2018-03-26AE20082ND
2018-05-10AE26000ND
2018-07-02AE32327ND
2018-08-31AE39198ND
2018-09-26AE41823ND
2018-09-26AE41821ND
2018-09-26AE41822ND
2018-09-27AE42095ND
2018-09-27AE42094ND
2018-09-27AE42097ND
2018-09-27AE42098ND
2018-09-27AE42096ND
2018-11-19AE46536ND
2018-11-19AE46539ND
2018-11-19AE46538ND
2018-11-19AE46537ND
2018-11-20AE46709ND
2018-12-07AE48437ND
2018-12-07AE48438ND
2018-12-13AE48879ND
2018-12-13AE48880ND
2019-01-30AE52306ND
2019-01-31AE52528ND
2019-01-31AE52534ND
2019-03-07AE57699ND
2019-03-07AE57683ND
2019-03-07AE57684ND
2019-03-07AE57693ND
2019-03-28AE60556ND
2019-03-28AE60555ND
2019-04-23AE63422ND
2019-04-23AE63421ND
2019-04-25AE63811ND
2019-05-21AE67488ND
2019-05-21AE67487ND
2019-05-21AE67489ND
2019-07-25AE76053ND
2019-11-14AE89330ND
2019-11-25AE90467ND
2019-11-25AE90468ND
2019-11-25AE90469ND
2019-11-26AE90689ND
2019-11-26AE90690ND
2019-12-11AE92207ND