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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

Pasadena

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

 

184

Samples

0

Samples exceeding legal limit (MCL)

155

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
20141.87 ppb3226ND - 3.40 ppb
20152.01 ppb3228ND - 3.80 ppb
20163.83 ppb3231ND - 9.00 ppb
20172.12 ppb3223ND - 6.70 ppb
20182.07 ppb3228ND - 5.50 ppb
20191.81 ppb2419ND - 4.70 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
2014-03-129590-800-10062.20 ppb
2014-03-129590-801-0900ND
2014-03-129590-802-10582.80 ppb
2014-03-129590-803-10451.90 ppb
2014-03-129590-804-11142.90 ppb
2014-03-129590-805-09202.30 ppb
2014-03-129590-806-09522.00 ppb
2014-03-129590-807-08402.30 ppb
2014-06-109590-800-08002.40 ppb
2014-06-109590-801-08001.50 ppb
2014-06-109590-802-08002.70 ppb
2014-06-109590-803-08002.40 ppb
2014-06-109590-804-08002.80 ppb
2014-06-109590-805-0800ND
2014-06-109590-806-08002.40 ppb
2014-06-109590-807-08003.20 ppb
2014-09-179590-800-09402.80 ppb
2014-09-179590-801-10471.90 ppb
2014-09-179590-802-1127ND
2014-09-179590-803-1114ND
2014-09-179590-804-1146ND
2014-09-179590-805-10262.20 ppb
2014-09-179590-806-09552.20 ppb
2014-09-179590-807-09102.10 ppb
2014-12-179590-800-09501.60 ppb
2014-12-179590-801-09201.20 ppb
2014-12-179590-802-08303.40 ppb
2014-12-179590-803-09081.80 ppb
2014-12-179590-804-09503.40 ppb
2014-12-179590-805-08501.60 ppb
2014-12-179590-806-10101.70 ppb
2014-12-179590-807-0810ND
2015-03-189590-800-08362.30 ppb
2015-03-189590-801-07563.00 ppb
2015-03-189590-802-09303.30 ppb
2015-03-189590-803-09152.30 ppb
2015-03-189590-804-09402.90 ppb
2015-03-189590-805-08172.60 ppb
2015-03-189590-806-08502.40 ppb
2015-03-189590-807-07382.60 ppb
2015-06-189590-800-10152.60 ppb
2015-06-189590-801-08452.00 ppb
2015-06-189590-802-09272.10 ppb
2015-06-189590-803-08581.70 ppb
2015-06-189590-804-09502.20 ppb
2015-06-189590-805-09152.60 ppb
2015-06-189590-806-09452.60 ppb
2015-06-189590-807-0815ND
2015-09-169590-800-11042.30 ppb
2015-09-169590-801-0835ND
2015-09-169590-802-11521.20 ppb
2015-09-169590-803-1200ND
2015-09-169590-804-11301.30 ppb
2015-09-169590-805-09102.20 ppb
2015-09-169590-806-10332.30 ppb
2015-09-169590-807-0806ND
2015-12-099590-800-09262.00 ppb
2015-12-099590-801-10143.80 ppb
2015-12-099590-802-10542.00 ppb
2015-12-099590-803-11101.20 ppb
2015-12-099590-804-10412.00 ppb
2015-12-099590-805-09152.20 ppb
2015-12-099590-806-09102.30 ppb
2015-12-099590-807-08112.40 ppb
2016-03-029590-800-10158.40 ppb
2016-03-029590-801-08345.00 ppb
2016-03-029590-802-09165.30 ppb
2016-03-029590-803-09281.60 ppb
2016-03-029590-804-09005.10 ppb
2016-03-029590-805-09155.90 ppb
2016-03-029590-806-09529.00 ppb
2016-03-029590-807-08106.50 ppb
2016-06-159590-800-09102.50 ppb
2016-06-159590-801-10363.30 ppb
2016-06-159590-802-10054.00 ppb
2016-06-159590-803-10304.30 ppb
2016-06-159590-804-09404.30 ppb
2016-06-159590-805-10003.20 ppb
2016-06-159590-806-08573.20 ppb
2016-06-159590-807-08002.50 ppb
2016-09-219590-800-09362.10 ppb
2016-09-219590-801-11084.10 ppb
2016-09-219590-802-08204.80 ppb
2016-09-219590-803-09105.50 ppb
2016-09-219590-804-08458.00 ppb
2016-09-219590-805-10405.20 ppb
2016-09-219590-806-09132.70 ppb
2016-09-219590-807-08021.40 ppb
2016-12-079590-800-13562.00 ppb
2016-12-079590-801-13073.60 ppb
2016-12-079590-802-12191.40 ppb
2016-12-079590-803-1231ND
2016-12-079590-804-12051.40 ppb
2016-12-079590-805-13261.90 ppb
2016-12-079590-806-13452.00 ppb
2016-12-079590-807-12512.50 ppb
2017-03-089588-800-10302.30 ppb
2017-03-089588-801-08521.50 ppb
2017-03-089588-802-08523.40 ppb
2017-03-089588-803-08322.50 ppb
2017-03-089588-804-09083.50 ppb
2017-03-089588-805-09202.50 ppb
2017-03-089588-806-10492.40 ppb
2017-03-089588-807-08202.80 ppb
2017-06-149588-800-10003.60 ppb
2017-06-149588-801-08461.30 ppb
2017-06-149588-802-1018ND
2017-06-149588-803-0946ND
2017-06-149588-804-1049ND
2017-06-149588-805-09403.60 ppb
2017-06-149588-806-10183.60 ppb
2017-06-149588-807-08101.90 ppb
2017-09-139588-800-09573.90 ppb
2017-09-139588-801-08502.00 ppb
2017-09-139588-802-0915ND
2017-09-139588-803-0850ND
2017-09-139588-804-0940ND
2017-09-139588-805-09203.80 ppb
2017-09-139588-806-10183.80 ppb
2017-09-139588-807-08302.70 ppb
2017-12-139588-800-10152.30 ppb
2017-12-139588-801-12456.70 ppb
2017-12-139588-802-1050ND
2017-12-139588-803-1127ND
2017-12-139588-804-1030ND
2017-12-139588-805-11502.10 ppb
2017-12-139588-806-10352.10 ppb
2017-12-139588-807-13483.60 ppb
2018-03-219588-800-12493.70 ppb
2018-03-219588-801-10275.50 ppb
2018-03-219588-802-10401.30 ppb
2018-03-219588-803-10201.50 ppb
2018-03-219588-804-11001.30 ppb
2018-03-219588-805-11193.50 ppb
2018-03-219588-806-13173.50 ppb
2018-03-219588-807-14145.00 ppb
2018-06-139588-800-12002.10 ppb
2018-06-139588-801-09502.10 ppb
2018-06-139588-802-11101.60 ppb
2018-06-139588-803-1150ND
2018-06-139588-804-11001.30 ppb
2018-06-139588-805-10552.10 ppb
2018-06-139588-806-11402.20 ppb
2018-06-139588-807-12353.80 ppb
2018-09-129588-800-10001.50 ppb
2018-09-129588-801-11201.70 ppb
2018-09-129588-802-09292.90 ppb
2018-09-129588-803-09212.70 ppb
2018-09-129588-804-09503.20 ppb
2018-09-129588-805-11451.40 ppb
2018-09-129588-806-09451.50 ppb
2018-09-129588-807-10451.40 ppb
2018-12-129588-800-1120ND
2018-12-129588-801-09452.90 ppb
2018-12-129588-802-10152.10 ppb
2018-12-129588-803-09501.40 ppb
2018-12-129588-804-10402.10 ppb
2018-12-129588-805-1025ND
2018-12-129588-806-1145ND
2018-12-129588-807-08551.000 ppb
2019-02-279588-800-10071.000 ppb
2019-02-279588-801-1120ND
2019-02-279588-802-10151.80 ppb
2019-02-279588-803-1000ND
2019-02-279588-804-10402.60 ppb
2019-02-279588-805-09391.000 ppb
2019-02-279588-806-10421.20 ppb
2019-02-279588-807-0830ND
2019-04-039588-800-11232.90 ppb
2019-04-039588-801-09233.10 ppb
2019-04-039588-802-12344.70 ppb
2019-04-039588-803-13111.10 ppb
2019-04-039588-804-12494.70 ppb
2019-04-039588-805-10233.00 ppb
2019-04-039588-806-11493.00 ppb
2019-04-039588-807-12212.30 ppb
2019-07-109588-800-10151.60 ppb
2019-07-109588-801-09302.70 ppb
2019-07-109588-802-1023ND
2019-07-109588-803-1121ND
2019-07-109588-804-10451.70 ppb
2019-07-109588-805-11101.70 ppb
2019-07-109588-806-10301.70 ppb
2019-07-109588-807-08201.70 ppb