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EWG's Tap Water Database — 2021 UPDATE

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Monochloroacetic acid

Beverly Hills Water Department

Monochloroacetic 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

 

95

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND160ND
2015ND170ND
20160.131 ppb162ND - 1.09 ppb
20172.65 ppb158ND - 8.06 ppb
20180.444 ppb122ND - 2.90 ppb
2019ND190ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 53 ppb

The EWG Health Guideline of 53 ppb for monochloroacetic 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 system toxicity.

ppb = parts per billion

All test results

Date Lab ID Result
2014-02-199469-802-0105ND
2014-02-199469-800-0155ND
2014-02-199469-801-0245ND
2014-02-199469-803-0325ND
2014-04-109469-803-0133ND
2014-04-109469-802-0253ND
2014-04-109469-801-0238ND
2014-04-109469-800-0305ND
2014-07-179469-803-0225ND
2014-07-179469-802-0145ND
2014-07-179469-801-0156ND
2014-07-179469-800-0130ND
2014-10-219469-802-1028ND
2014-10-219469-801-1222ND
2014-10-219469-803-0619ND
2014-10-219469-800-0945ND
2015-02-179469-803-0547ND
2015-02-179469-802-0719ND
2015-02-179469-801-0655ND
2015-02-179469-800-0801ND
2015-05-049588-803-1400ND
2015-05-049588-802-1445ND
2015-05-049588-800-1459ND
2015-05-049588-801-1437ND
2015-07-079469-800-1054ND
2015-07-079469-801-0939ND
2015-07-139469-801-0939ND
2015-07-139469-803-0530ND
2015-07-139469-802-0958ND
2015-10-129469-801-0906ND
2015-10-129469-800-0726ND
2015-10-129469-803-0445ND
2015-10-129469-802-0655ND
2016-01-119469-803-0520ND
2016-01-119469-801-0941ND
2016-01-119469-800-0759ND
2016-01-119469-802-0728ND
2016-04-119469-801-04011.01 ppb
2016-04-119469-800-0239ND
2016-04-119469-803-00121.09 ppb
2016-04-119469-802-0205ND
2016-07-119469-803-0350ND
2016-07-119469-800-0149ND
2016-07-119469-802-0238ND
2016-07-119469-801-0024ND
2016-10-109469-803-0013ND
2016-10-109469-802-0310ND
2016-10-109469-801-0340ND
2016-10-109469-800-0213ND
2017-01-109469-800-0813ND
2017-01-109469-803-0857ND
2017-01-109469-802-0703ND
2017-01-109469-801-0933ND
2017-04-109469-800-10111.64 ppb
2017-04-109469-803-12154.22 ppb
2017-04-109469-802-10242.99 ppb
2017-04-109469-801-11302.74 ppb
2017-07-109469-802-1140ND
2017-07-109469-800-1000ND
2017-07-109469-803-1259ND
2017-10-099469-802-01347.50 ppb
2017-10-099469-803-03106.00 ppb
2017-10-099469-800-01048.06 ppb
2017-10-099469-801-03556.63 ppb
2018-01-089469-802-0843ND
2018-01-089469-803-1122ND
2018-01-089469-801-1002ND
2018-01-089469-800-0708ND
2018-04-099469-801-1013ND
2018-04-099469-800-0903ND
2018-04-099469-802-0825ND
2018-04-099469-803-0647ND
2018-07-099469-800-08542.90 ppb
2018-07-099469-801-1057ND
2018-07-099469-803-0643ND
2018-07-099469-802-09402.43 ppb
2019-01-149469-803-0019ND
2019-01-149469-801-0309ND
2019-01-149469-800-0037ND
2019-01-149469-802-0207ND
2019-04-159469-803-0650ND
2019-04-159469-801-1000ND
2019-04-159469-800-0735ND
2019-04-159469-802-0630ND
2019-07-159590-801-0825ND
2019-07-159590-802-0620ND
2019-07-159590-800-0725ND
2019-07-159590-803-0630ND
2019-10-159590-802-0908ND
2019-10-159590-800-0708ND
2019-10-159590-803-1040ND
2019-10-159590-801-0932ND
2019-10-299590-802-1010ND
2019-10-299590-800-0950ND
2019-10-299590-801-0815ND