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EWG's Tap Water Database — 2019 UPDATE

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Monobromoacetic acid

City of Chino Hills

Monobromoacetic 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.

 

146

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20120.563 ppb2411ND - 1.60 ppb
2013ND160ND
20141.76 ppb1713ND - 3.70 ppb
20150.616 ppb3211ND - 4.20 ppb
20160.0520 ppb251ND - 1.30 ppb
2017ND320ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 25 ppb

The EWG Health Guideline of 25 ppb for monobromoacetic acid was proposed in 2020 by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk.. This health guideline protects against muscular degeneration.

ppb = parts per billion

All test results

Date Lab ID Result
2012-05-224790-601-0915ND
2012-05-224790-602-1025ND
2012-05-224790-603-1215ND
2012-05-224790-604-1000ND
2012-05-224790-605-1030ND
2012-05-224790-606-0835ND
2012-05-224790-607-1045ND
2012-05-224790-608-0950ND
2012-08-234790-601-0900ND
2012-08-234790-602-10001.10 ppb
2012-08-234790-603-08001.20 ppb
2012-08-234790-604-0845ND
2012-08-234790-605-0915ND
2012-08-234790-606-08151.000 ppb
2012-08-234790-607-09301.10 ppb
2012-08-234790-608-08301.000 ppb
2012-11-204790-601-0900ND
2012-11-204790-602-10301.50 ppb
2012-11-204790-603-08451.50 ppb
2012-11-204790-604-09451.30 ppb
2012-11-204790-605-1015ND
2012-11-204790-606-09151.10 ppb
2012-11-204790-607-10001.60 ppb
2012-11-204790-608-09301.10 ppb
2013-02-214790-601-1100ND
2013-02-214790-602-1140ND
2013-02-214790-603-1030ND
2013-02-214790-604-1045ND
2013-02-214790-605-1115ND
2013-02-214790-606-1015ND
2013-02-214790-607-0945ND
2013-02-214790-608-1000ND
2013-06-064790-601-0830ND
2013-06-064790-602-0730ND
2013-06-064790-603-0915ND
2013-06-064790-604-0815ND
2013-06-064790-605-0845ND
2013-06-064790-606-0745ND
2013-06-064790-607-0900ND
2013-06-064790-608-0800ND
2014-05-224790-601-10052.30 ppb
2014-05-224790-602-09102.70 ppb
2014-05-224790-603-14502.40 ppb
2014-05-224790-604-10202.60 ppb
2014-05-224790-605-09301.60 ppb
2014-05-224790-606-15152.10 ppb
2014-05-224790-607-0950ND
2014-05-224790-608-1035ND
2014-08-124790-601-10002.50 ppb
2014-08-124790-602-08553.70 ppb
2014-08-124790-603-12003.00 ppb
2014-08-124790-604-10201.40 ppb
2014-08-124790-605-0920ND
2014-08-124790-606-1050ND
2014-08-124790-607-09352.00 ppb
2014-08-124790-608-10351.80 ppb
2014-11-134790-601-10201.90 ppb
2015-02-194790-601-11154.20 ppb
2015-02-194790-602-12001.80 ppb
2015-02-194790-603-09152.20 ppb
2015-02-194790-604-10451.20 ppb
2015-02-194790-605-11301.60 ppb
2015-02-194790-606-08451.20 ppb
2015-02-194790-607-10301.70 ppb
2015-02-194790-608-11001.40 ppb
2015-05-214790-601-10001.90 ppb
2015-05-214790-602-0830ND
2015-05-214790-603-10501.10 ppb
2015-05-214790-604-0915ND
2015-05-214790-605-10151.40 ppb
2015-05-214790-606-0930ND
2015-05-214790-607-1030ND
2015-05-214790-608-0900ND
2015-08-274790-601-1045ND
2015-08-274790-602-0935ND
2015-08-274790-603-0810ND
2015-08-274790-604-1125ND
2015-08-274790-605-1010ND
2015-08-274790-606-0830ND
2015-08-274790-607-0850ND
2015-08-274790-608-1030ND
2015-11-174790-601-1040ND
2015-11-174790-602-1020ND
2015-11-174790-603-1220ND
2015-11-174790-604-1115ND
2015-11-174790-605-1000ND
2015-11-174790-606-1150ND
2015-11-174790-607-0945ND
2015-11-174790-608-1105ND
2016-02-234790-601-10001.30 ppb
2016-05-264790-601-1145ND
2016-05-264790-602-1445ND
2016-05-264790-603-0845ND
2016-05-264790-604-0950ND
2016-05-264790-605-1110ND
2016-05-264790-606-1240ND
2016-05-264790-607-1130ND
2016-05-264790-608-1040ND
2016-08-259588-601-1225ND
2016-08-259588-602-1320ND
2016-08-259588-603-1410ND
2016-08-259588-604-1200ND
2016-08-259588-605-1255ND
2016-08-259588-606-1130ND
2016-08-259588-607-1240ND
2016-08-259588-608-1145ND
2016-11-289588-601-1125ND
2016-11-289588-602-1225ND
2016-11-289588-603-0945ND
2016-11-289588-604-1100ND
2016-11-289588-605-1250ND
2016-11-289588-606-1015ND
2016-11-289588-607-1315ND
2016-11-289588-608-1030ND
2017-02-239588-601-0925ND
2017-02-239588-602-0850ND
2017-02-239588-603-1300ND
2017-02-239588-604-1040ND
2017-02-239588-605-0910ND
2017-02-239588-606-1125ND
2017-02-239588-607-1020ND
2017-02-239588-608-1100ND
2017-05-269588-601-0950ND
2017-05-269588-602-0840ND
2017-05-269588-603-1215ND
2017-05-269588-604-1015ND
2017-05-269588-605-0920ND
2017-05-269588-606-1140ND
2017-05-269588-607-0935ND
2017-05-269588-608-1030ND
2017-08-239588-601-1040ND
2017-08-239588-602-1220ND
2017-08-239588-603-0845ND
2017-08-239588-604-0950ND
2017-08-239588-605-1100ND
2017-08-239588-606-0915ND
2017-08-239588-607-1010ND
2017-08-239588-608-0935ND
2017-11-159588-601-0930ND
2017-11-159588-602-1040ND
2017-11-159588-603-0800ND
2017-11-159588-604-0900ND
2017-11-159588-605-1005ND
2017-11-159588-606-0830ND
2017-11-159588-607-0955ND
2017-11-159588-608-0845ND