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EWG's Tap Water Database — 2019 UPDATE

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Bromochloroacetic acid

San Antonio Water System Northeast

Bromochloroacetic acid is formed when chlorine or other disinfectants are used to treat drinking water. Bromochloroacetic acid and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy.

 

96

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20123.34 ppb1614ND - 22.4 ppb
20131.95 ppb1615ND - 2.80 ppb
20141.57 ppb1612ND - 2.50 ppb
20152.88 ppb16161.000 ppb - 6.30 ppb
2016ND160ND
20170.356 ppb165ND - 1.50 ppb

ppb = parts per billion

All test results

Date Lab ID Result
2012-01-0412010700082.80 ppb
2012-01-0412010700072.10 ppb
2012-01-041201070006ND
2012-01-0412010700052.00 ppb
2012-05-2112056650195.10 ppb
2012-05-2112056650182.50 ppb
2012-05-2112056650201.30 ppb
2012-05-2112056650212.90 ppb
2012-07-0612072170071.10 ppb
2012-07-061207217008ND
2012-07-0612072170063.20 ppb
2012-07-0612072170051.50 ppb
2012-10-0212101000053.00 ppb
2012-10-0212101000062.30 ppb
2012-10-0212101000071.20 ppb
2012-10-02121010000822.4 ppb
2013-02-05AC098441.90 ppb
2013-02-05AC098481.90 ppb
2013-02-05AC098521.70 ppb
2013-02-05AC098401.70 ppb
2013-04-09AC161131.90 ppb
2013-04-09AC161162.50 ppb
2013-04-09AC161121.60 ppb
2013-04-09AC161111.80 ppb
2013-07-02AC237901.90 ppb
2013-07-02AC237862.20 ppb
2013-07-02AC23794ND
2013-07-02AC237871.90 ppb
2013-12-26AC382292.30 ppb
2013-12-26AC382282.70 ppb
2013-12-26AC382312.80 ppb
2013-12-26AC382302.40 ppb
2014-02-14AC431002.00 ppb
2014-02-14AC431062.10 ppb
2014-02-14AC430442.10 ppb
2014-02-14AC430482.20 ppb
2014-04-02AC491062.30 ppb
2014-04-02AC490852.00 ppb
2014-04-02AC490952.20 ppb
2014-04-02AC491242.50 ppb
2014-07-02AC587672.40 ppb
2014-07-02AC587642.10 ppb
2014-07-02AC58774ND
2014-07-02AC587751.20 ppb
2014-10-02AC68767ND
2014-10-02AC68790ND
2014-10-02AC687942.00 ppb
2014-10-02AC68793ND
2015-01-15AC764291.10 ppb
2015-01-15AC764431.60 ppb
2015-01-15AC764441.40 ppb
2015-01-15AC764201.000 ppb
2015-05-01AC902343.30 ppb
2015-05-01AC902542.80 ppb
2015-05-01AC902482.20 ppb
2015-05-01AC902492.80 ppb
2015-07-08AC987086.30 ppb
2015-07-08AC987094.60 ppb
2015-07-08AC987103.40 ppb
2015-07-08AC987062.20 ppb
2015-10-14AD105982.40 ppb
2015-10-14AD105913.60 ppb
2015-10-14AD105863.40 ppb
2015-10-14AD105993.90 ppb
2016-01-12AD17532ND
2016-01-12AD17533ND
2016-01-12AD17563ND
2016-01-12AD17559ND
2016-04-04AD31635ND
2016-04-04AD31639ND
2016-04-04AD31634ND
2016-04-04AD31636ND
2016-07-20AD44880ND
2016-07-20AD44875ND
2016-07-20AD44870ND
2016-07-20AD44878ND
2016-10-12AD53135ND
2016-10-12AD53119ND
2016-10-12AD53120ND
2016-10-12AD53118ND
2017-01-05AD63192ND
2017-01-05AD63196ND
2017-01-05AD631901.000 ppb
2017-01-05AD63193ND
2017-04-03AD78036ND
2017-04-03AD78034ND
2017-04-03AD780371.000 ppb
2017-04-03AD780391.000 ppb
2017-07-07AD88653ND
2017-07-07AD88636ND
2017-07-07AD88630ND
2017-07-07AD88637ND
2017-12-04AE065451.20 ppb
2017-12-04AE06543ND
2017-12-04AE065421.50 ppb
2017-12-04AE06537ND