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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

Newhall CWD-Newhall

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

 

96

Samples

0

Samples exceeding legal limit (MCL)

41

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
20140.419 ppb163ND - 2.80 ppb
2015ND160ND
2016ND160ND
20173.44 ppb1611ND - 8.10 ppb
20182.29 ppb16161.000 ppb - 3.50 ppb
20192.11 ppb1611ND - 6.00 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
2014-01-169590-802-09302.80 ppb
2014-01-169590-800-1155ND
2014-01-169590-801-09001.90 ppb
2014-01-169590-803-11302.00 ppb
2014-04-109590-803-1042ND
2014-04-109590-802-1007ND
2014-04-109590-801-0851ND
2014-04-109590-800-1054ND
2014-07-179590-803-1055ND
2014-07-179590-802-1020ND
2014-07-179590-801-0945ND
2014-07-179590-800-1125ND
2014-10-169590-802-1305ND
2014-10-169590-801-1450ND
2014-10-169590-803-1345ND
2014-10-169590-800-1405ND
2015-01-159590-803-1130ND
2015-01-159590-802-1100ND
2015-01-159590-801-1040ND
2015-01-159590-800-1140ND
2015-04-239590-803-1400ND
2015-04-239590-802-1310ND
2015-04-239590-800-1425ND
2015-04-239590-801-1145ND
2015-07-169590-800-1320ND
2015-07-169590-803-1335ND
2015-07-169590-802-1120ND
2015-07-169590-801-1055ND
2015-10-159590-801-0820ND
2015-10-159590-800-0855ND
2015-10-159590-803-0845ND
2015-10-159590-802-0800ND
2016-01-149590-801-0920ND
2016-01-149590-800-1130ND
2016-01-149590-803-1100ND
2016-01-149590-802-1035ND
2016-04-079590-801-1120ND
2016-04-079590-800-1025ND
2016-04-079590-803-1050ND
2016-04-079590-802-1145ND
2016-07-219590-803-1325ND
2016-07-219590-801-0923ND
2016-07-219590-800-1338ND
2016-07-219590-802-0945ND
2016-10-069590-803-0948ND
2016-10-069590-801-0840ND
2016-10-069590-802-1015ND
2016-10-069590-800-0915ND
2017-01-199590-802-08255.00 ppb
2017-01-199590-803-09351.50 ppb
2017-01-199590-801-0850ND
2017-01-199590-800-10001.20 ppb
2017-04-139590-802-1120ND
2017-04-139590-800-1430ND
2017-04-139590-801-1100ND
2017-04-139590-803-1420ND
2017-07-139590-800-10456.20 ppb
2017-07-139590-801-09354.10 ppb
2017-07-139590-803-10256.10 ppb
2017-07-139590-802-09051.60 ppb
2017-10-199590-803-13068.10 ppb
2017-10-199590-800-12407.50 ppb
2017-10-199590-802-11457.10 ppb
2017-10-199590-801-11056.60 ppb
2018-01-119590-803-11062.40 ppb
2018-01-119590-800-11201.20 ppb
2018-01-119590-801-09002.50 ppb
2018-01-119590-802-10451.80 ppb
2018-04-129590-801-10352.70 ppb
2018-04-129590-802-10552.40 ppb
2018-04-129590-803-11551.000 ppb
2018-04-129590-800-11301.30 ppb
2018-07-129590-801-11353.00 ppb
2018-07-129590-803-12453.10 ppb
2018-07-129590-802-12252.80 ppb
2018-07-129590-800-12552.90 ppb
2018-10-159590-801-10302.40 ppb
2018-10-159590-803-09153.50 ppb
2018-10-159590-802-08302.50 ppb
2018-10-159590-800-09301.10 ppb
2019-01-149590-800-0940ND
2019-01-149590-802-0830ND
2019-01-149590-801-10151.10 ppb
2019-01-149590-803-09151.10 ppb
2019-04-159590-800-08402.10 ppb
2019-04-159590-802-0800ND
2019-04-159590-803-0700ND
2019-04-159590-801-09401.70 ppb
2019-07-159590-803-08305.10 ppb
2019-07-159590-802-07405.40 ppb
2019-07-159590-800-08206.00 ppb
2019-07-159590-801-08554.40 ppb
2019-10-149590-803-11202.50 ppb
2019-10-149590-802-08331.30 ppb
2019-10-149590-800-1100ND
2019-10-149590-801-09003.00 ppb