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EWG's Tap Water Database — 2021 UPDATE

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Bromochloroacetic acid

City of Houston

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.

 

383

Samples

0

Samples exceeding legal limit (MCL)

372

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
20147.15 ppb6463ND - 12.7 ppb
20155.21 ppb6361ND - 8.60 ppb
20164.17 ppb6462ND - 7.70 ppb
20175.38 ppb6461ND - 8.60 ppb
20184.70 ppb6463ND - 7.50 ppb
20194.20 ppb6462ND - 6.60 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
2014-03-05AC456678.40 ppb
2014-03-05AC456667.00 ppb
2014-03-05AC456497.10 ppb
2014-03-05AC4566312.0 ppb
2014-03-05AC456508.30 ppb
2014-03-05AC456526.60 ppb
2014-03-05AC456877.70 ppb
2014-03-05AC456881.80 ppb
2014-03-05AC456626.40 ppb
2014-03-05AC4566510.9 ppb
2014-03-05AC456516.10 ppb
2014-03-05AC456698.50 ppb
2014-03-05AC456487.40 ppb
2014-03-06AC459657.70 ppb
2014-03-06AC459439.00 ppb
2014-03-06AC459688.20 ppb
2014-05-19AC545588.10 ppb
2014-05-19AC545597.70 ppb
2014-05-19AC545747.00 ppb
2014-05-19AC545606.80 ppb
2014-05-19AC545665.70 ppb
2014-05-19AC545527.20 ppb
2014-05-19AC545566.50 ppb
2014-05-19AC545638.00 ppb
2014-05-19AC545538.00 ppb
2014-05-19AC545687.40 ppb
2014-05-20AC547161.90 ppb
2014-05-20AC547486.70 ppb
2014-05-20AC547086.70 ppb
2014-05-20AC547198.20 ppb
2014-05-20AC547158.50 ppb
2014-05-20AC547131.30 ppb
2014-07-15AC597539.00 ppb
2014-07-15AC597576.40 ppb
2014-07-15AC597549.90 ppb
2014-07-15AC597557.70 ppb
2014-07-15AC597528.60 ppb
2014-07-15AC597497.00 ppb
2014-07-15AC597708.50 ppb
2014-07-15AC597699.60 ppb
2014-07-15AC5975010.2 ppb
2014-07-15AC5975111.2 ppb
2014-07-15AC5975612.7 ppb
2014-07-16AC598798.50 ppb
2014-07-16AC598789.00 ppb
2014-07-16AC598927.30 ppb
2014-07-16AC59893ND
2014-07-16AC598978.20 ppb
2014-12-18AC754406.40 ppb
2014-12-18AC754536.10 ppb
2014-12-18AC754485.70 ppb
2014-12-18AC754464.50 ppb
2014-12-18AC754514.20 ppb
2014-12-18AC754476.10 ppb
2014-12-19AC756316.20 ppb
2014-12-19AC756284.80 ppb
2014-12-19AC756496.70 ppb
2014-12-19AC756374.80 ppb
2014-12-19AC756457.00 ppb
2014-12-19AC756295.00 ppb
2014-12-19AC756256.70 ppb
2014-12-19AC756267.40 ppb
2014-12-19AC756386.60 ppb
2014-12-19AC756337.00 ppb
2015-03-04AC826766.90 ppb
2015-03-04AC826796.40 ppb
2015-03-04AC827335.30 ppb
2015-03-04AC826696.50 ppb
2015-03-04AC826756.40 ppb
2015-03-04AC826717.00 ppb
2015-03-04AC827284.80 ppb
2015-03-04AC826675.90 ppb
2015-03-04AC826727.00 ppb
2015-03-04AC826687.00 ppb
2015-03-04AC826645.80 ppb
2015-03-04AC826736.80 ppb
2015-03-05AC827123.40 ppb
2015-03-05AC827083.50 ppb
2015-03-05AC827075.40 ppb
2015-03-05AC826888.60 ppb
2015-06-16AC961514.70 ppb
2015-06-16AC961543.70 ppb
2015-06-16AC961454.80 ppb
2015-06-16AC961394.00 ppb
2015-06-16AC961424.40 ppb
2015-06-16AC961374.50 ppb
2015-06-16AC961554.40 ppb
2015-06-16AC961505.10 ppb
2015-06-16AC961384.80 ppb
2015-06-17AC962436.90 ppb
2015-06-17AC962607.10 ppb
2015-06-17AC962626.20 ppb
2015-06-17AC962745.90 ppb
2015-06-17AC962737.20 ppb
2015-06-17AC962656.50 ppb
2015-09-16AD072944.30 ppb
2015-09-16AD072976.20 ppb
2015-09-16AD072937.00 ppb
2015-09-16AD073124.70 ppb
2015-09-16AD073134.90 ppb
2015-09-16AD073046.80 ppb
2015-09-16AD073025.40 ppb
2015-09-16AD073113.90 ppb
2015-09-16AD072925.90 ppb
2015-09-16AD073297.20 ppb
2015-09-16AD073275.10 ppb
2015-09-17AD075373.80 ppb
2015-09-17AD075384.00 ppb
2015-09-17AD075634.10 ppb
2015-09-17AD07536ND
2015-09-17AD075465.10 ppb
2015-11-16AD135625.50 ppb
2015-11-16AD136186.20 ppb
2015-11-16AD135614.30 ppb
2015-11-16AD135595.40 ppb
2015-11-16AD136195.40 ppb
2015-11-16AD135585.50 ppb
2015-11-16AD135653.70 ppb
2015-11-16AD135566.40 ppb
2015-11-16AD135576.10 ppb
2015-11-16AD135605.00 ppb
2015-11-17AD137683.80 ppb
2015-11-17AD137734.30 ppb
2015-11-17AD137674.20 ppb
2015-11-17AD137724.10 ppb
2015-11-17AD13771ND
2015-11-17AD137663.00 ppb
2016-03-16AD290183.50 ppb
2016-03-16AD290334.10 ppb
2016-03-16AD290303.60 ppb
2016-03-16AD290374.90 ppb
2016-03-16AD290194.50 ppb
2016-03-16AD290273.60 ppb
2016-03-16AD290293.60 ppb
2016-03-16AD290363.70 ppb
2016-03-16AD290323.50 ppb
2016-03-16AD290264.30 ppb
2016-03-17AD293194.60 ppb
2016-03-17AD293234.10 ppb
2016-03-17AD293223.90 ppb
2016-03-17AD293184.60 ppb
2016-03-17AD29320ND
2016-03-17AD293215.50 ppb
2016-06-15AD407185.00 ppb
2016-06-15AD407144.40 ppb
2016-06-15AD407225.60 ppb
2016-06-15AD407253.60 ppb
2016-06-15AD407266.00 ppb
2016-06-15AD407164.50 ppb
2016-06-15AD407195.10 ppb
2016-06-15AD407104.10 ppb
2016-06-15AD407305.00 ppb
2016-06-15AD407275.10 ppb
2016-06-15AD407206.30 ppb
2016-06-15AD407173.60 ppb
2016-06-16AD409723.80 ppb
2016-06-16AD409713.50 ppb
2016-06-16AD40964ND
2016-06-16AD409686.20 ppb
2016-09-20AD503246.00 ppb
2016-09-20AD503275.60 ppb
2016-09-20AD503303.80 ppb
2016-09-20AD503294.70 ppb
2016-09-20AD503254.80 ppb
2016-09-20AD503285.20 ppb
2016-09-20AD503264.00 ppb
2016-09-21AD507074.20 ppb
2016-09-21AD506867.70 ppb
2016-09-21AD506974.50 ppb
2016-09-21AD507084.20 ppb
2016-09-21AD507123.80 ppb
2016-09-21AD507101.10 ppb
2016-09-21AD506964.10 ppb
2016-09-21AD507064.40 ppb
2016-09-21AD506954.00 ppb
2016-11-17AD585434.60 ppb
2016-11-17AD585384.90 ppb
2016-11-17AD585394.60 ppb
2016-11-17AD585364.90 ppb
2016-11-17AD585444.50 ppb
2016-11-17AD585455.00 ppb
2016-11-18AD588253.60 ppb
2016-11-18AD588172.70 ppb
2016-11-18AD588203.40 ppb
2016-11-18AD588161.50 ppb
2016-11-18AD588183.30 ppb
2016-11-18AD588152.90 ppb
2016-11-18AD588193.60 ppb
2016-11-18AD588143.20 ppb
2016-11-21AD587744.40 ppb
2016-11-21AD587754.10 ppb
2017-02-28AD724226.50 ppb
2017-02-28AD724196.40 ppb
2017-02-28AD724244.80 ppb
2017-02-28AD723994.90 ppb
2017-02-28AD724216.00 ppb
2017-02-28AD724205.00 ppb
2017-02-28AD723984.30 ppb
2017-02-28AD724185.90 ppb
2017-02-28AD724237.80 ppb
2017-02-28AD723975.10 ppb
2017-03-01AD727394.80 ppb
2017-03-01AD727424.50 ppb
2017-03-01AD727454.80 ppb
2017-03-01AD727374.60 ppb
2017-03-01AD72740ND
2017-03-01AD727385.20 ppb
2017-04-26AD811426.00 ppb
2017-04-26AD811445.60 ppb
2017-04-26AD811395.80 ppb
2017-04-26AD811404.90 ppb
2017-04-26AD811366.60 ppb
2017-04-26AD811356.60 ppb
2017-04-26AD811436.20 ppb
2017-04-26AD811415.00 ppb
2017-04-26AD811454.80 ppb
2017-04-26AD811465.60 ppb
2017-04-26AD811376.60 ppb
2017-04-26AD811386.60 ppb
2017-04-27AD814796.50 ppb
2017-04-27AD814755.80 ppb
2017-04-27AD81478ND
2017-04-27AD814775.30 ppb
2017-07-25AD905306.20 ppb
2017-07-25AD905228.30 ppb
2017-07-25AD905257.30 ppb
2017-07-25AD905435.60 ppb
2017-07-25AD905454.10 ppb
2017-07-25AD905446.60 ppb
2017-07-25AD905236.20 ppb
2017-07-25AD905326.60 ppb
2017-07-25AD905246.50 ppb
2017-07-25AD905318.60 ppb
2017-07-25AD905215.60 ppb
2017-07-26AD907996.50 ppb
2017-07-26AD908046.50 ppb
2017-07-26AD907967.10 ppb
2017-07-26AD907974.20 ppb
2017-07-26AD908027.50 ppb
2017-11-15AE049365.30 ppb
2017-11-15AE049335.40 ppb
2017-11-15AE049255.00 ppb
2017-11-15AE049305.10 ppb
2017-11-15AE049311.90 ppb
2017-11-15AE049245.30 ppb
2017-11-15AE049264.40 ppb
2017-11-15AE04927ND
2017-11-15AE049294.70 ppb
2017-11-15AE049355.20 ppb
2017-11-15AE049284.70 ppb
2017-11-15AE049346.70 ppb
2017-11-15AE049324.40 ppb
2017-11-16AE051804.80 ppb
2017-11-16AE051814.70 ppb
2017-11-16AE051824.90 ppb
2018-02-07AE129885.00 ppb
2018-02-07AE129934.30 ppb
2018-02-07AE129924.80 ppb
2018-02-07AE129897.00 ppb
2018-02-07AE130125.70 ppb
2018-02-07AE129524.70 ppb
2018-02-07AE129994.90 ppb
2018-02-07AE129586.60 ppb
2018-02-08AE129964.20 ppb
2018-02-08AE129903.90 ppb
2018-02-08AE129634.90 ppb
2018-02-08AE129914.40 ppb
2018-02-08AE130143.30 ppb
2018-02-08AE129975.00 ppb
2018-02-08AE130105.90 ppb
2018-02-08AE130115.80 ppb
2018-04-17AE229606.00 ppb
2018-04-17AE229987.50 ppb
2018-04-17AE229566.30 ppb
2018-04-17AE229555.30 ppb
2018-04-17AE229965.00 ppb
2018-04-17AE229615.70 ppb
2018-04-17AE229535.50 ppb
2018-04-17AE229946.60 ppb
2018-04-17AE229595.70 ppb
2018-04-18AE229955.50 ppb
2018-04-18AE229585.30 ppb
2018-04-18AE229624.70 ppb
2018-04-18AE229664.40 ppb
2018-04-18AE229651.000 ppb
2018-04-18AE229547.00 ppb
2018-05-22AE272035.20 ppb
2018-08-28AE388006.00 ppb
2018-08-28AE387983.20 ppb
2018-08-28AE387934.80 ppb
2018-08-28AE388075.00 ppb
2018-08-28AE387966.80 ppb
2018-08-28AE388055.10 ppb
2018-08-28AE388035.40 ppb
2018-08-28AE387924.40 ppb
2018-08-28AE387996.10 ppb
2018-08-28AE387975.10 ppb
2018-08-28AE387947.00 ppb
2018-08-28AE387955.90 ppb
2018-08-29AE388025.20 ppb
2018-08-29AE388065.50 ppb
2018-08-29AE38801ND
2018-08-29AE388046.70 ppb
2018-11-13AE460513.60 ppb
2018-11-13AE460522.70 ppb
2018-11-13AE460332.80 ppb
2018-11-13AE460492.70 ppb
2018-11-13AE460442.80 ppb
2018-11-13AE460503.10 ppb
2018-11-13AE460452.70 ppb
2018-11-13AE460553.20 ppb
2018-11-13AE460373.10 ppb
2018-11-13AE460543.70 ppb
2018-11-13AE460382.70 ppb
2018-11-13AE460393.10 ppb
2018-11-14AE460423.30 ppb
2018-11-14AE460433.50 ppb
2018-11-14AE460582.90 ppb
2018-11-14AE460535.60 ppb
2019-01-15AE501252.60 ppb
2019-01-15AE500693.00 ppb
2019-01-15AE500723.20 ppb
2019-01-15AE500683.90 ppb
2019-01-15AE500672.80 ppb
2019-01-15AE500753.10 ppb
2019-01-15AE500843.50 ppb
2019-01-15AE500703.00 ppb
2019-01-15AE500713.70 ppb
2019-01-15AE500933.30 ppb
2019-01-16AE500873.80 ppb
2019-01-16AE500743.50 ppb
2019-01-16AE500883.80 ppb
2019-01-16AE500803.40 ppb
2019-01-16AE50073ND
2019-01-16AE501266.30 ppb
2019-04-10AE620084.90 ppb
2019-04-10AE620274.20 ppb
2019-04-10AE620024.80 ppb
2019-04-10AE620303.60 ppb
2019-04-10AE620064.30 ppb
2019-04-10AE620074.00 ppb
2019-04-10AE620193.70 ppb
2019-04-10AE620204.70 ppb
2019-04-10AE620293.90 ppb
2019-04-10AE619943.70 ppb
2019-04-11AE619885.40 ppb
2019-04-11AE619856.10 ppb
2019-04-11AE619834.30 ppb
2019-04-11AE619845.00 ppb
2019-04-11AE619863.70 ppb
2019-04-11AE619876.60 ppb
2019-07-24AE759531.90 ppb
2019-07-24AE759544.20 ppb
2019-07-24AE759524.00 ppb
2019-07-24AE759554.40 ppb
2019-07-24AE759514.20 ppb
2019-07-24AE759494.30 ppb
2019-07-24AE759503.40 ppb
2019-07-24AE759444.20 ppb
2019-07-24AE759453.80 ppb
2019-07-24AE759563.80 ppb
2019-07-25AE759095.60 ppb
2019-07-25AE759044.70 ppb
2019-07-25AE759105.30 ppb
2019-07-25AE759064.20 ppb
2019-07-25AE759434.00 ppb
2019-07-25AE759425.90 ppb
2019-10-09AE86125ND
2019-10-09AE861246.10 ppb
2019-10-09AE861274.10 ppb
2019-10-09AE861285.90 ppb
2019-10-09AE861265.70 ppb
2019-10-09AE861225.60 ppb
2019-10-09AE861215.80 ppb
2019-10-09AE861294.90 ppb
2019-10-09AE861234.20 ppb
2019-10-10AE862864.50 ppb
2019-10-10AE862824.20 ppb
2019-10-10AE862854.30 ppb
2019-10-10AE862815.10 ppb
2019-10-10AE862833.80 ppb
2019-10-10AE862844.60 ppb
2019-10-10AE862876.40 ppb