Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Bromodichloroacetic acid

Hannibal

Bromodichloroacetic acid is formed when chlorine or other disinfectants are used to treat drinking water. Bromodichloroacetic 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)

85

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
20147.93 ppb16162.93 ppb - 16.6 ppb
20156.07 ppb16161.45 ppb - 10.6 ppb
20161.70 ppb1615ND - 3.51 ppb
20172.13 ppb1613ND - 5.98 ppb
20182.23 ppb1613ND - 4.18 ppb
20191.98 ppb1612ND - 6.13 ppb

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.04 ppb

The EWG Health Guideline of 0.04 ppb for bromodichloroacetic 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
2014-02-10AC1811016.1 ppb
2014-02-10AC1811215.2 ppb
2014-02-10AC1811316.6 ppb
2014-02-10AC1811113.2 ppb
2014-05-05AC231185.78 ppb
2014-05-05AC231193.63 ppb
2014-05-05AC231204.21 ppb
2014-05-05AC231213.47 ppb
2014-08-19AC331542.93 ppb
2014-08-19AC331558.71 ppb
2014-08-19AC331568.20 ppb
2014-08-19AC331576.36 ppb
2014-11-05AC381657.44 ppb
2014-11-05AC381675.93 ppb
2014-11-05AC381665.98 ppb
2014-11-05AC381643.19 ppb
2015-02-09AC418895.96 ppb
2015-02-09AC418905.36 ppb
2015-02-09AC418916.60 ppb
2015-02-09AC418926.06 ppb
2015-05-07AC464708.88 ppb
2015-05-07AC464696.77 ppb
2015-05-07AC464687.10 ppb
2015-05-07AC464678.80 ppb
2015-08-13AC5730910.6 ppb
2015-08-13AC573109.31 ppb
2015-08-13AC573126.74 ppb
2015-08-13AC573117.77 ppb
2015-11-09AC627271.85 ppb
2015-11-09AC627281.45 ppb
2015-11-09AC627302.04 ppb
2015-11-09AC627291.84 ppb
2016-02-09AC662680.670 ppb
2016-02-09AC66269ND
2016-02-09AC662670.630 ppb
2016-02-09AC662700.850 ppb
2016-05-04AC719620.890 ppb
2016-05-04AC719601.40 ppb
2016-05-04AC719631.18 ppb
2016-05-04AC719611.20 ppb
2016-09-12AC850623.45 ppb
2016-09-12AC850613.17 ppb
2016-09-12AC850643.51 ppb
2016-09-12AC850633.06 ppb
2016-11-07AC868611.79 ppb
2016-11-07AC868601.39 ppb
2016-11-07AC868592.87 ppb
2016-11-07AC868621.17 ppb
2017-02-07AC907261.14 ppb
2017-02-07AC907241.87 ppb
2017-02-07AC907231.76 ppb
2017-02-07AC907251.96 ppb
2017-05-02AC956933.38 ppb
2017-05-02AC956953.39 ppb
2017-05-02AC956943.02 ppb
2017-05-02AC95696ND
2017-08-07AD032771.86 ppb
2017-08-07AD03279ND
2017-08-07AD032781.56 ppb
2017-08-07AD03276ND
2017-11-07AD094075.98 ppb
2017-11-07AD094094.17 ppb
2017-11-07AD094081.91 ppb
2017-11-14AD102562.07 ppb
2018-02-06AD141953.37 ppb
2018-02-06AD141934.18 ppb
2018-02-06AD141943.38 ppb
2018-02-06AD141962.01 ppb
2018-05-03AD204301.15 ppb
2018-05-03AD204291.29 ppb
2018-05-03AD204272.25 ppb
2018-05-14AD266591.74 ppb
2018-08-02AD310983.77 ppb
2018-08-02AD310972.89 ppb
2018-08-02AD310962.91 ppb
2018-08-02AD310993.73 ppb
2018-11-07AD35640ND
2018-11-07AD35637ND
2018-11-07AD356383.00 ppb
2018-11-07AD35639ND
2019-02-05AD393072.20 ppb
2019-02-05AD393082.16 ppb
2019-02-05AD393062.55 ppb
2019-02-05AD393052.37 ppb
2019-05-03AD473861.64 ppb
2019-05-03AD473871.71 ppb
2019-05-03AD473881.79 ppb
2019-05-03AD473891.88 ppb
2019-08-20AD53821ND
2019-08-20AD538223.64 ppb
2019-08-20AD538234.12 ppb
2019-08-20AD538246.13 ppb
2019-11-05AD58012ND
2019-11-05AD580131.52 ppb
2019-11-05AD58014ND
2019-11-05AD58015ND