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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

Laguna Beach County WD

Dibromoacetic acid, one of the group of five haloacetic acids regulated by federal standards, is formed when chlorine or other disinfectants are used to treat drinking water. Haloacetic acids and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy. Click here to read more about disinfection byproducts.

MORE ABOUT THIS CONTAMINANT

 

79

Samples

0

Samples exceeding legal limit (MCL)

73

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
20142.17 ppb1613ND - 8.65 ppb
20151.86 ppb1615ND - 3.22 ppb
20162.64 ppb12121.20 ppb - 4.57 ppb
20173.60 ppb1615ND - 6.74 ppb
20183.76 ppb1514ND - 8.09 ppb
20192.15 ppb441.79 ppb - 2.57 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 dibromoacetic 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
2014-02-111805-801-08232.48 ppb
2014-02-111805-802-09432.08 ppb
2014-02-111805-803-08502.51 ppb
2014-02-111805-804-09121.87 ppb
2014-05-061805-801-08461.99 ppb
2014-05-061805-802-10052.23 ppb
2014-05-061805-803-09121.07 ppb
2014-05-061805-804-09363.65 ppb
2014-08-051805-803-09108.65 ppb
2014-08-051805-802-10121.11 ppb
2014-08-051805-804-09363.88 ppb
2014-08-051805-801-08411.46 ppb
2014-11-101805-803-0901ND
2014-11-101805-802-1006ND
2014-11-101805-804-0930ND
2014-11-101805-801-08341.71 ppb
2015-02-101805-804-1002ND
2015-02-101805-803-09161.40 ppb
2015-02-101805-802-10491.18 ppb
2015-02-101805-801-08401.08 ppb
2015-05-051805-804-09131.49 ppb
2015-05-051805-803-08533.22 ppb
2015-05-051805-801-08252.25 ppb
2015-05-051805-802-09491.93 ppb
2015-08-111805-801-10121.98 ppb
2015-08-111805-802-09412.63 ppb
2015-08-111805-804-09062.27 ppb
2015-08-111805-803-08402.58 ppb
2015-11-171805-801-13401.51 ppb
2015-11-171805-804-14251.37 ppb
2015-11-171805-802-14402.21 ppb
2015-11-171805-803-14002.69 ppb
2016-02-091805-804-09583.06 ppb
2016-02-091805-801-09061.20 ppb
2016-02-091805-802-10303.18 ppb
2016-02-091805-803-09381.89 ppb
2016-05-101805-803-09474.57 ppb
2016-05-101805-801-09153.55 ppb
2016-05-101805-802-10382.36 ppb
2016-05-101805-804-10091.60 ppb
2016-08-151805-803-12414.06 ppb
2016-08-151805-801-10152.58 ppb
2016-08-151805-804-12181.81 ppb
2016-08-151805-802-11241.85 ppb
2017-02-081805-803-09351.82 ppb
2017-02-081805-801-09126.74 ppb
2017-02-081805-804-12225.08 ppb
2017-02-081805-802-13104.98 ppb
2017-05-021805-802-11006.59 ppb
2017-05-021805-801-08504.61 ppb
2017-05-021805-804-10104.20 ppb
2017-05-021805-803-09451.03 ppb
2017-08-031805-803-09402.01 ppb
2017-08-031805-801-10001.91 ppb
2017-08-031805-804-09152.50 ppb
2017-08-031805-802-0845ND
2017-11-071805-804-10404.07 ppb
2017-11-071805-801-09154.72 ppb
2017-11-071805-803-10205.98 ppb
2017-11-071805-802-11551.43 ppb
2018-02-061805-804-09207.75 ppb
2018-02-061805-801-11408.09 ppb
2018-02-061805-802-10387.75 ppb
2018-02-061805-803-09006.28 ppb
2018-05-011805-802-10403.02 ppb
2018-05-011805-801-08382.26 ppb
2018-05-011805-803-09253.32 ppb
2018-05-011805-804-09442.72 ppb
2018-08-071805-801-10454.02 ppb
2018-08-071805-804-0845ND
2018-08-071805-803-08342.54 ppb
2018-11-051805-803-10502.28 ppb
2018-11-051805-801-11551.80 ppb
2018-11-051805-802-09502.51 ppb
2018-11-051805-804-10252.00 ppb
2019-11-051805-801-09321.79 ppb
2019-11-051805-804-10582.31 ppb
2019-11-051805-803-10401.92 ppb
2019-11-051805-802-11402.57 ppb