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EWG's Tap Water Database — 2021 UPDATE

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Bromochloroacetic acid

City of Friendswood

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.

MORE ABOUT THIS CONTAMINANT

 

96

Samples

0

Samples exceeding legal limit (MCL)

90

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
20144.68 ppb1614ND - 9.90 ppb
20154.13 ppb1614ND - 6.70 ppb
20164.56 ppb1615ND - 7.00 ppb
20174.46 ppb1615ND - 6.90 ppb
20183.66 ppb16161.30 ppb - 5.50 ppb
20193.87 ppb16161.50 ppb - 5.90 ppb

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.02 ppb

The EWG Health Guideline of 0.02 ppb for bromochloroacetic acid was defined in a peer-reviewed scientific study by EWG and represents a on-in-a-million lifetime cancer risk level. This health guideline protects against cancer.

ppb = parts per billion

All test results

Date Lab ID Result
2014-02-20AC438502.20 ppb
2014-02-20AC43853ND
2014-02-20AC438486.50 ppb
2014-02-20AC438416.10 ppb
2014-06-02AC556571.000 ppb
2014-06-02AC55638ND
2014-06-02AC556504.50 ppb
2014-06-02AC556367.60 ppb
2014-08-13AC635695.50 ppb
2014-08-13AC635449.90 ppb
2014-08-13AC635714.40 ppb
2014-08-13AC635482.30 ppb
2014-11-24AC727226.00 ppb
2014-11-24AC727007.50 ppb
2014-11-24AC727174.80 ppb
2014-11-24AC727126.60 ppb
2015-02-05AC794395.70 ppb
2015-02-05AC794381.30 ppb
2015-02-05AC794375.40 ppb
2015-02-05AC794364.90 ppb
2015-05-19AC925156.00 ppb
2015-05-19AC925436.70 ppb
2015-05-19AC925173.70 ppb
2015-05-19AC92544ND
2015-09-17AD075331.70 ppb
2015-09-17AD07529ND
2015-09-17AD075315.40 ppb
2015-09-17AD075306.00 ppb
2015-12-01AD148855.00 ppb
2015-12-01AD148864.70 ppb
2015-12-01AD148825.40 ppb
2015-12-01AD148804.10 ppb
2016-02-04AD220923.10 ppb
2016-02-04AD220912.40 ppb
2016-02-04AD220934.20 ppb
2016-02-04AD220873.30 ppb
2016-04-20AD335815.30 ppb
2016-04-20AD335855.20 ppb
2016-04-20AD335805.20 ppb
2016-04-20AD335825.60 ppb
2016-09-28AD516945.50 ppb
2016-09-28AD51666ND
2016-09-28AD516847.00 ppb
2016-09-28AD516906.20 ppb
2016-10-26AD547635.30 ppb
2016-10-26AD547665.60 ppb
2016-10-26AD547683.60 ppb
2016-10-26AD547615.50 ppb
2017-01-19AD656883.90 ppb
2017-01-19AD656961.90 ppb
2017-01-19AD656924.80 ppb
2017-01-19AD656874.00 ppb
2017-05-03AD823935.40 ppb
2017-05-03AD824133.80 ppb
2017-05-03AD824165.20 ppb
2017-05-03AD824145.10 ppb
2017-07-24AD903386.90 ppb
2017-07-24AD902826.30 ppb
2017-07-24AD903376.90 ppb
2017-07-24AD903396.90 ppb
2017-11-07AE038131.80 ppb
2017-11-07AE03816ND
2017-11-07AE038194.30 ppb
2017-11-07AE038184.20 ppb
2018-01-29AE109163.20 ppb
2018-01-29AE109152.70 ppb
2018-01-29AE109655.00 ppb
2018-01-29AE109133.80 ppb
2018-04-18AE229765.20 ppb
2018-04-18AE229685.50 ppb
2018-04-18AE229634.30 ppb
2018-04-18AE229754.10 ppb
2018-07-18AE337625.00 ppb
2018-07-18AE337584.60 ppb
2018-07-18AE337635.40 ppb
2018-07-18AE337354.40 ppb
2018-11-19AE464371.30 ppb
2018-11-19AE464341.30 ppb
2018-11-19AE464351.40 ppb
2018-11-19AE464361.40 ppb
2019-02-04AE526524.30 ppb
2019-02-04AE526533.60 ppb
2019-02-04AE526513.20 ppb
2019-02-04AE526502.30 ppb
2019-04-22AE631684.70 ppb
2019-04-22AE631621.50 ppb
2019-04-22AE631614.90 ppb
2019-04-22AE631295.90 ppb
2019-07-15AE743295.40 ppb
2019-07-15AE743263.10 ppb
2019-07-15AE743485.40 ppb
2019-07-15AE743455.30 ppb
2019-10-02AE854673.90 ppb
2019-10-02AE854782.60 ppb
2019-10-02AE854802.90 ppb
2019-10-02AE854612.90 ppb