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EWG's Tap Water Database — 2021 UPDATE

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Monochloroacetic acid

Liberty Utilities - Bellflower - Norwalk

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

 

176

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND320ND
2015ND240ND
2016ND320ND
2017ND320ND
2018ND240ND
2019ND320ND

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
2014-01-169588-800-1205ND
2014-01-169588-801-1151ND
2014-01-169588-802-1224ND
2014-01-169588-803-1345ND
2014-01-169588-804-1404ND
2014-01-169588-805-1328ND
2014-01-169588-806-1317ND
2014-01-169588-807-1241ND
2014-04-179588-800-1041ND
2014-04-179588-801-1055ND
2014-04-179588-802-1114ND
2014-04-179588-803-1130ND
2014-04-179588-804-1140ND
2014-04-179588-805-1155ND
2014-04-179588-806-1205ND
2014-04-179588-807-1220ND
2014-07-109588-800-1140ND
2014-07-109588-801-1150ND
2014-07-109588-802-1205ND
2014-07-109588-803-1405ND
2014-07-109588-804-1350ND
2014-07-109588-805-1335ND
2014-07-109588-806-1325ND
2014-07-109588-807-1300ND
2014-10-169588-800-1040ND
2014-10-169588-801-1100ND
2014-10-169588-802-1120ND
2014-10-169588-803-1135ND
2014-10-169588-804-1200ND
2014-10-169588-805-1215ND
2014-10-169588-806-1230ND
2014-10-169588-807-1245ND
2015-01-229588-800-1125ND
2015-01-229588-801-1201ND
2015-01-229588-802-1220ND
2015-01-229588-803-1330ND
2015-01-229588-804-1355ND
2015-01-229588-805-1315ND
2015-01-229588-806-1255ND
2015-01-229588-807-1240ND
2015-04-179588-800-0839ND
2015-04-179588-800-0850ND
2015-04-179588-802-0905ND
2015-04-179588-803-0925ND
2015-04-179588-804-0945ND
2015-04-179588-805-1005ND
2015-04-179588-806-1025ND
2015-04-179588-807-1055ND
2015-07-139588-800-1350ND
2015-07-139588-800-1408ND
2015-07-139588-802-1422ND
2015-07-139588-803-1445ND
2015-07-139588-804-1505ND
2015-07-139588-805-1522ND
2015-07-139588-806-1530ND
2015-07-139588-807-1545ND
2016-02-049588-800-1235ND
2016-02-049588-801-1220ND
2016-02-049588-802-1255ND
2016-02-049588-803-1415ND
2016-02-049588-804-1439ND
2016-02-049588-805-1355ND
2016-02-049588-806-1340ND
2016-02-049588-807-1315ND
2016-04-229588-800-1010ND
2016-04-229588-801-0950ND
2016-04-229588-802-1250ND
2016-04-229588-803-1425ND
2016-04-229588-804-1410ND
2016-04-229588-805-1345ND
2016-04-229588-806-1330ND
2016-04-229588-807-1319ND
2016-07-289588-800-1140ND
2016-07-289588-801-1125ND
2016-07-289588-802-1150ND
2016-07-289588-803-1315ND
2016-07-289588-804-1300ND
2016-07-289588-805-1240ND
2016-07-289588-806-1235ND
2016-07-289588-807-1220ND
2016-10-279588-800-1315ND
2016-10-279588-801-1300ND
2016-10-279588-802-1329ND
2016-10-279588-803-1410ND
2016-10-279588-804-1428ND
2016-10-279588-805-1450ND
2016-10-279588-806-1500ND
2016-10-279588-807-1515ND
2017-01-139588-800-1230ND
2017-01-139588-801-1247ND
2017-01-139588-802-1215ND
2017-01-139588-803-1355ND
2017-01-139588-804-1415ND
2017-01-139588-805-1335ND
2017-01-139588-806-1325ND
2017-01-139588-807-1308ND
2017-04-139588-800-1436ND
2017-04-139588-801-1059ND
2017-04-139588-802-0752ND
2017-04-139588-803-1250ND
2017-04-139588-804-1309ND
2017-04-139588-805-1330ND
2017-04-139588-806-1346ND
2017-04-139588-807-1409ND
2017-07-209588-800-1203ND
2017-07-209588-801-1225ND
2017-07-209588-802-1240ND
2017-07-209588-803-1355ND
2017-07-209588-804-1340ND
2017-07-209588-805-1320ND
2017-07-209588-806-1306ND
2017-07-209588-807-1255ND
2017-10-129588-800-1250ND
2017-10-129588-801-1225ND
2017-10-129588-802-1300ND
2017-10-129588-803-1335ND
2017-10-129588-804-1400ND
2017-10-129588-805-1420ND
2017-10-129588-806-1430ND
2017-10-129588-807-1455ND
2018-01-189588-800-1230ND
2018-01-189588-801-1250ND
2018-01-189588-802-1335ND
2018-01-189588-803-1440ND
2018-01-189588-804-1420ND
2018-01-189588-805-1400ND
2018-01-189588-806-1345ND
2018-01-189588-807-1310ND
2018-04-269588-800-1100ND
2018-04-269588-801-1115ND
2018-04-269588-802-1130ND
2018-04-269588-803-1145ND
2018-04-269588-804-1250ND
2018-04-269588-805-1525ND
2018-04-269588-806-1510ND
2018-04-269588-807-1454ND
2018-10-119588-800-1150ND
2018-10-119588-801-1255ND
2018-10-119588-802-1235ND
2018-10-119588-803-1415ND
2018-10-119588-804-1405ND
2018-10-119588-805-1350ND
2018-10-119588-806-1335ND
2018-10-119588-807-1315ND
2019-01-089588-800-1442ND
2019-01-089588-801-0825ND
2019-01-089588-802-0737ND
2019-01-089588-803-1335ND
2019-01-089588-804-1321ND
2019-01-089588-805-1123ND
2019-01-089588-806-1105ND
2019-01-089588-807-0932ND
2019-04-099588-800-1315ND
2019-04-099588-801-1300ND
2019-04-099588-802-1330ND
2019-04-099588-803-1430ND
2019-04-099588-804-1500ND
2019-04-099588-805-1415ND
2019-04-099588-806-1400ND
2019-04-099588-807-1345ND
2019-07-109588-800-0757ND
2019-07-109588-801-0816ND
2019-07-109588-802-0740ND
2019-07-109588-803-1015ND
2019-07-109588-804-0955ND
2019-07-109588-805-0925ND
2019-07-109588-806-0905ND
2019-07-109588-807-0836ND
2019-10-089588-800-1250ND
2019-10-089588-801-1310ND
2019-10-089588-802-1455ND
2019-10-089588-803-1440ND
2019-10-089588-804-1425ND
2019-10-089588-805-1340ND
2019-10-089588-806-1400ND
2019-10-089588-807-1325ND