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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

Western Municipal Water District

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

 

161

Samples

0

Samples exceeding legal limit (MCL)

84

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
20143.49 ppb86ND - 5.00 ppb
20151.79 ppb3319ND - 4.90 ppb
20161.72 ppb3218ND - 5.40 ppb
20171.06 ppb2416ND - 2.20 ppb
20181.19 ppb3215ND - 3.40 ppb
20190.572 ppb3210ND - 3.00 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
2014-08-064790-011-1420ND
2014-08-064790-012-12455.00 ppb
2014-08-064790-013-15304.70 ppb
2014-08-064790-014-11454.20 ppb
2014-08-064790-015-1345ND
2014-08-064790-016-10404.90 ppb
2014-08-064790-017-09354.20 ppb
2014-08-064790-018-10104.90 ppb
2015-03-054790-011-1115ND
2015-03-054790-012-09303.10 ppb
2015-03-054790-013-14102.90 ppb
2015-03-054790-014-10151.90 ppb
2015-03-054790-015-1055ND
2015-03-054790-016-13351.80 ppb
2015-03-054790-017-1150ND
2015-03-054790-018-13203.10 ppb
2015-05-064790-011-1245ND
2015-05-064790-012-11003.60 ppb
2015-05-064790-013-0000ND
2015-05-064790-013-13453.60 ppb
2015-05-064790-014-11403.10 ppb
2015-05-064790-015-1220ND
2015-05-064790-016-13152.90 ppb
2015-05-064790-017-09501.40 ppb
2015-05-064790-018-10153.40 ppb
2015-08-064790-011-1435ND
2015-08-064790-012-12552.30 ppb
2015-08-064790-013-15153.60 ppb
2015-08-064790-014-13453.50 ppb
2015-08-064790-015-1415ND
2015-08-064790-016-10252.80 ppb
2015-08-064790-017-10553.00 ppb
2015-08-064790-018-09553.60 ppb
2015-11-054790-011-1050ND
2015-11-054790-012-0945ND
2015-11-054790-013-12304.90 ppb
2015-11-054790-014-09004.70 ppb
2015-11-054790-015-1030ND
2015-11-054790-016-1115ND
2015-11-054790-017-1200ND
2015-11-054790-018-1130ND
2016-02-024790-011-1100ND
2016-02-024790-012-09003.80 ppb
2016-02-024790-013-14403.40 ppb
2016-02-024790-014-09403.30 ppb
2016-02-024790-015-1030ND
2016-02-024790-016-14151.60 ppb
2016-02-024790-017-13401.10 ppb
2016-02-024790-018-14001.80 ppb
2016-05-044790-011-0850ND
2016-05-044790-012-08155.40 ppb
2016-05-044790-013-11204.40 ppb
2016-05-044790-014-07304.00 ppb
2016-05-044790-015-0910ND
2016-05-044790-016-09351.90 ppb
2016-05-044790-017-10401.90 ppb
2016-05-044790-018-10002.70 ppb
2016-08-034790-011-1155ND
2016-08-034790-012-1050ND
2016-08-034790-013-14303.60 ppb
2016-08-034790-014-09303.30 ppb
2016-08-034790-015-1130ND
2016-08-034790-016-13403.30 ppb
2016-08-034790-017-1240ND
2016-08-034790-018-13151.50 ppb
2016-11-034790-011-1520ND
2016-11-034790-012-1400ND
2016-11-034790-013-09503.80 ppb
2016-11-034790-014-14304.10 ppb
2016-11-034790-015-1500ND
2016-11-034790-016-1050ND
2016-11-034790-017-1140ND
2016-11-034790-018-1115ND
2017-05-044790-011-0820ND
2017-05-044790-012-10401.60 ppb
2017-05-044790-013-13301.60 ppb
2017-05-044790-014-09551.60 ppb
2017-05-044790-015-0855ND
2017-05-044790-016-12501.30 ppb
2017-05-044790-017-12001.30 ppb
2017-05-044790-018-12301.40 ppb
2017-08-024790-011-0850ND
2017-08-024790-012-10401.80 ppb
2017-08-024790-013-13401.40 ppb
2017-08-024790-014-09551.60 ppb
2017-08-024790-015-09151.40 ppb
2017-08-024790-016-12401.70 ppb
2017-08-024790-017-11151.40 ppb
2017-08-024790-018-12051.70 ppb
2017-11-014790-011-0810ND
2017-11-014790-012-1010ND
2017-11-014790-013-12352.20 ppb
2017-11-014790-014-09252.10 ppb
2017-11-014790-015-0845ND
2017-11-014790-016-1210ND
2017-11-014790-017-11201.30 ppb
2017-11-014790-018-1145ND
2018-02-074790-011-0715ND
2018-02-074790-012-09102.70 ppb
2018-02-074790-013-1220ND
2018-02-074790-014-08302.50 ppb
2018-02-074790-015-0745ND
2018-02-074790-016-1110ND
2018-02-074790-017-1000ND
2018-02-074790-018-1040ND
2018-05-024790-011-0710ND
2018-05-024790-012-08553.00 ppb
2018-05-024790-013-11353.40 ppb
2018-05-024790-014-08153.20 ppb
2018-05-024790-015-0735ND
2018-05-024790-016-1050ND
2018-05-024790-017-10003.20 ppb
2018-05-024790-018-10301.40 ppb
2018-08-014790-011-08302.40 ppb
2018-08-014790-012-1020ND
2018-08-014790-013-12402.80 ppb
2018-08-014790-014-09302.50 ppb
2018-08-014790-015-08501.90 ppb
2018-08-014790-016-1200ND
2018-08-014790-017-11001.60 ppb
2018-08-014790-018-11401.20 ppb
2018-11-014790-011-0835ND
2018-11-014790-012-1020ND
2018-11-014790-013-14503.40 ppb
2018-11-014790-014-09353.00 ppb
2018-11-014790-015-0900ND
2018-11-014790-016-1425ND
2018-11-014790-017-1215ND
2018-11-014790-018-1410ND
2019-02-074790-011-0945ND
2019-02-074790-012-11453.00 ppb
2019-02-074790-013-1325ND
2019-02-074790-014-10352.40 ppb
2019-02-074790-015-1000ND
2019-02-074790-016-1300ND
2019-02-074790-017-1215ND
2019-02-074790-018-1240ND
2019-05-094790-011-0805ND
2019-05-094790-012-10102.80 ppb
2019-05-094790-013-1405ND
2019-05-094790-014-09152.60 ppb
2019-05-094790-015-0820ND
2019-05-094790-016-13051.000 ppb
2019-05-094790-017-1135ND
2019-05-094790-018-12501.30 ppb
2019-08-074790-011-08001.10 ppb
2019-08-074790-012-0930ND
2019-08-074790-013-1350ND
2019-08-074790-014-0900ND
2019-08-074790-015-0820ND
2019-08-074790-016-1320ND
2019-08-074790-017-1130ND
2019-08-074790-018-1305ND
2019-11-064790-011-1015ND
2019-11-064790-012-1140ND
2019-11-064790-013-13551.40 ppb
2019-11-064790-014-11051.50 ppb
2019-11-064790-015-1000ND
2019-11-064790-016-1245ND
2019-11-064790-017-12051.20 ppb
2019-11-064790-018-1230ND