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EWG's Tap Water Database — 2021 UPDATE

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Monochloroacetic acid

City of Toledo

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

 

276

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
2014ND480ND
2015ND480ND
20160.0979 ppb482ND - 2.50 ppb
20170.313 ppb487ND - 2.40 ppb
2018ND480ND
20190.189 ppb363ND - 2.30 ppb

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
2014-02-1114-11872-01ND
2014-02-1114-11872-02ND
2014-02-1114-11872-03ND
2014-02-1114-11872-04ND
2014-02-1114-11872-05ND
2014-02-1114-11872-06ND
2014-02-1114-11872-07ND
2014-02-1114-11872-08ND
2014-02-1114-11872-09ND
2014-02-1114-11872-10ND
2014-02-1114-11872-11ND
2014-02-1114-11872-12ND
2014-05-1314-16097-01ND
2014-05-1314-16097-02ND
2014-05-1314-16097-03ND
2014-05-1314-16097-04ND
2014-05-1314-16097-05ND
2014-05-1314-16097-06ND
2014-05-1314-16097-07ND
2014-05-1314-16097-08ND
2014-05-1314-16097-09ND
2014-05-1314-16097-10ND
2014-05-1314-16097-11ND
2014-05-1314-16097-12ND
2014-08-1214-21036-01ND
2014-08-1214-21036-02ND
2014-08-1214-21036-03ND
2014-08-1214-21036-04ND
2014-08-1214-21036-05ND
2014-08-1214-21036-06ND
2014-08-1214-21036-07ND
2014-08-1214-21036-08ND
2014-08-1214-21036-09ND
2014-08-1214-21036-10ND
2014-08-1214-21036-11ND
2014-08-1214-21036-12ND
2014-11-1014-25594-01ND
2014-11-1014-25594-02ND
2014-11-1014-25594-03ND
2014-11-1014-25594-04ND
2014-11-1014-25594-05ND
2014-11-1014-25594-06ND
2014-11-1014-25594-07ND
2014-11-1014-25594-08ND
2014-11-1014-25594-09ND
2014-11-1014-25594-10ND
2014-11-1014-25594-11ND
2014-11-1014-25594-12ND
2015-02-1015-11859-01ND
2015-02-1015-11859-02ND
2015-02-1015-11859-03ND
2015-02-1015-11859-04ND
2015-02-1015-11859-05ND
2015-02-1015-11859-06ND
2015-02-1015-11859-07ND
2015-02-1015-11859-08ND
2015-02-1015-11859-09ND
2015-02-1015-11859-10ND
2015-02-1015-11859-11ND
2015-02-1015-11859-12ND
2015-05-1215-16360-01ND
2015-05-1215-16360-02ND
2015-05-1215-16360-03ND
2015-05-1215-16360-04ND
2015-05-1215-16360-05ND
2015-05-1215-16360-06ND
2015-05-1215-16360-07ND
2015-05-1215-16360-08ND
2015-05-1215-16360-09ND
2015-05-1215-16360-10ND
2015-05-1215-16360-11ND
2015-05-1215-16360-12ND
2015-08-1315-21644-01ND
2015-08-1315-21644-02ND
2015-08-1315-21644-03ND
2015-08-1315-21644-04ND
2015-08-1315-21644-05ND
2015-08-1315-21644-06ND
2015-08-1315-21644-07ND
2015-08-1315-21644-08ND
2015-08-1315-21644-09ND
2015-08-1315-21644-10ND
2015-08-1315-21644-11ND
2015-08-1315-21644-12ND
2015-11-1015-26831-01ND
2015-11-1015-26831-02ND
2015-11-1015-26831-03ND
2015-11-1015-26831-04ND
2015-11-1015-26831-05ND
2015-11-1015-26831-06ND
2015-11-1015-26831-07ND
2015-11-1015-26831-08ND
2015-11-1015-26831-09ND
2015-11-1015-26831-10ND
2015-11-1015-26831-11ND
2015-11-1015-26831-12ND
2016-02-0916-12163-01ND
2016-02-0916-12163-02ND
2016-02-0916-12163-03ND
2016-02-0916-12163-04ND
2016-02-0916-12163-05ND
2016-02-0916-12163-06ND
2016-02-0916-12163-07ND
2016-02-0916-12163-08ND
2016-02-0916-12163-09ND
2016-02-0916-12163-10ND
2016-02-0916-12163-11ND
2016-02-0916-12163-12ND
2016-05-0916-16961-01ND
2016-05-0916-16961-02ND
2016-05-0916-16961-03ND
2016-05-0916-16961-04ND
2016-05-0916-16961-052.50 ppb
2016-05-0916-16961-062.20 ppb
2016-05-0916-16961-07ND
2016-05-0916-16961-08ND
2016-05-0916-16961-09ND
2016-05-0916-16961-10ND
2016-05-0916-16961-11ND
2016-05-0916-16961-12ND
2016-08-0916-23088-01ND
2016-08-0916-23088-02ND
2016-08-0916-23088-03ND
2016-08-0916-23088-04ND
2016-08-0916-23088-05ND
2016-08-0916-23088-06ND
2016-08-0916-23088-07ND
2016-08-0916-23088-08ND
2016-08-0916-23088-09ND
2016-08-0916-23088-10ND
2016-08-0916-23088-11ND
2016-08-0916-23088-12ND
2016-11-0816-29217-01ND
2016-11-0816-29217-02ND
2016-11-0816-29217-03ND
2016-11-0816-29217-04ND
2016-11-0816-29217-05ND
2016-11-0816-29217-06ND
2016-11-0816-29217-07ND
2016-11-0816-29217-08ND
2016-11-0816-29217-09ND
2016-11-0816-29217-10ND
2016-11-0816-29217-11ND
2016-11-0816-29217-12ND
2017-02-0917-12533-01ND
2017-02-0917-12533-022.10 ppb
2017-02-0917-12533-03ND
2017-02-0917-12533-04ND
2017-02-0917-12533-05ND
2017-02-0917-12533-06ND
2017-02-0917-12533-07ND
2017-02-0917-12533-08ND
2017-02-0917-12533-09ND
2017-02-0917-12533-10ND
2017-02-0917-12533-11ND
2017-02-0917-12533-12ND
2017-05-0817-18379-01ND
2017-05-0817-18379-02ND
2017-05-0817-18379-03ND
2017-05-0817-18379-04ND
2017-05-0817-18379-05ND
2017-05-0817-18379-062.40 ppb
2017-05-0817-18379-07ND
2017-05-0817-18379-08ND
2017-05-0817-18379-092.00 ppb
2017-05-0817-18379-102.00 ppb
2017-05-0817-18379-11ND
2017-05-0817-18379-122.10 ppb
2017-08-1017-25344-01ND
2017-08-1017-25344-022.20 ppb
2017-08-1017-25344-03ND
2017-08-1017-25344-04ND
2017-08-1017-25344-05ND
2017-08-1017-25344-06ND
2017-08-1017-25344-07ND
2017-08-1017-25344-08ND
2017-08-1017-25344-09ND
2017-08-1017-25344-10ND
2017-08-1017-25344-11ND
2017-08-1017-25344-12ND
2017-11-0817-31893-01ND
2017-11-0817-31893-02ND
2017-11-0817-31893-03ND
2017-11-0817-31893-04ND
2017-11-0817-31893-05ND
2017-11-0817-31893-062.20 ppb
2017-11-0817-31893-07ND
2017-11-0817-31893-08ND
2017-11-0817-31893-09ND
2017-11-0817-31893-10ND
2017-11-0817-31893-11ND
2017-11-0817-31893-12ND
2018-02-08M18-12473-01ND
2018-02-08M18-12473-02ND
2018-02-08M18-12473-03ND
2018-02-08M18-12473-04ND
2018-02-08M18-12473-05ND
2018-02-08M18-12473-06ND
2018-02-08M18-12473-07ND
2018-02-08M18-12473-08ND
2018-02-08M18-12473-09ND
2018-02-08M18-12473-10ND
2018-02-08M18-12473-11ND
2018-02-08M18-12473-12ND
2018-05-0818-19022-01ND
2018-05-0818-19022-02ND
2018-05-0818-19022-03ND
2018-05-0818-19022-04ND
2018-05-0818-19022-05ND
2018-05-0818-19022-06ND
2018-05-0818-19022-07ND
2018-05-0818-19022-08ND
2018-05-0818-19022-09ND
2018-05-0818-19022-10ND
2018-05-0818-19022-11ND
2018-05-0818-19022-12ND
2018-08-0818-27007-01ND
2018-08-0818-27007-02ND
2018-08-0818-27007-03ND
2018-08-0818-27007-04ND
2018-08-0818-27007-05ND
2018-08-0818-27007-06ND
2018-08-0818-27007-07ND
2018-08-0818-27007-08ND
2018-08-0818-27007-09ND
2018-08-0818-27007-10ND
2018-08-0818-27007-11ND
2018-08-0818-27007-12ND
2018-11-0818-34685-01ND
2018-11-0818-34685-02ND
2018-11-0818-34685-03ND
2018-11-0818-34685-04ND
2018-11-0818-34685-05ND
2018-11-0818-34685-06ND
2018-11-0818-34685-07ND
2018-11-0818-34685-08ND
2018-11-0818-34685-09ND
2018-11-0818-34685-10ND
2018-11-0818-34685-11ND
2018-11-0818-34685-12ND
2019-02-1119-12916-01ND
2019-02-1119-12916-02ND
2019-02-1119-12916-03ND
2019-02-1119-12916-04ND
2019-02-1119-12916-05ND
2019-02-1119-12916-06ND
2019-02-1119-12916-07ND
2019-02-1119-12916-08ND
2019-02-1119-12916-09ND
2019-02-1119-12916-10ND
2019-02-1119-12916-11ND
2019-02-1119-12916-12ND
2019-05-0919-19523-01ND
2019-05-0919-19523-02ND
2019-05-0919-19523-03ND
2019-05-0919-19523-04ND
2019-05-0919-19523-05ND
2019-05-0919-19523-06ND
2019-05-0919-19523-07ND
2019-05-0919-19523-08ND
2019-05-0919-19523-09ND
2019-05-0919-19523-10ND
2019-05-0919-19523-11ND
2019-05-0919-19523-12ND
2019-08-1219-27948-01ND
2019-08-1219-27948-02ND
2019-08-1219-27948-03ND
2019-08-1219-27948-04ND
2019-08-1219-27948-05ND
2019-08-1219-27948-06ND
2019-08-1219-27948-072.30 ppb
2019-08-1219-27948-08ND
2019-08-1219-27948-09ND
2019-08-1219-27948-102.20 ppb
2019-08-1219-27948-112.30 ppb
2019-08-1219-27948-12ND