Menu

EWG's Tap Water Database — 2019 UPDATE

Donate

Monochloroacetic acid

City of Steubenville

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.

 

102

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND160ND
20130.165 ppb162ND - 1.39 ppb
2014ND160ND
20150.482 ppb223ND - 6.40 ppb
20162.22 ppb1613ND - 6.71 ppb
20170.723 ppb166ND - 2.47 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
2012-01-1812011486ND
2012-01-1812011487ND
2012-01-1812011484ND
2012-01-1812011485ND
2012-04-1712041934ND
2012-04-1712041935ND
2012-04-1712041936ND
2012-04-1712041937ND
2012-07-0212070230ND
2012-07-0212070231ND
2012-07-0212070232ND
2012-07-0212070233ND
2012-10-1612101608ND
2012-10-1612101609ND
2012-10-1612101610ND
2012-10-1612101611ND
2013-01-0813010815ND
2013-01-0813010816ND
2013-01-0813010817ND
2013-01-0813010818ND
2013-04-0813040925ND
2013-04-0813040926ND
2013-04-0813040927ND
2013-04-0813040928ND
2013-07-0813070904ND
2013-07-0813070905ND
2013-07-0813070906ND
2013-07-0813070907ND
2013-10-0813100941ND
2013-10-08131009421.39 ppb
2013-10-0813100943ND
2013-10-08131009441.25 ppb
2014-01-1414011106ND
2014-01-1414011107ND
2014-01-1414011108ND
2014-01-1414011109ND
2014-04-0814041622ND
2014-04-0814041623ND
2014-04-0814041624ND
2014-04-0814041625ND
2014-07-1414072400ND
2014-07-1414072401ND
2014-07-1414072402ND
2014-07-1414072403ND
2014-10-0814101059ND
2014-10-0814101060ND
2014-10-0814101061ND
2014-10-0814101062ND
2015-01-1215011429ND
2015-01-1215011433ND
2015-01-1215011434ND
2015-01-1215011436ND
2015-04-08150412016.40 ppb
2015-04-0815041202ND
2015-04-0815041203ND
2015-04-0815041204ND
2015-07-0815071253ND
2015-07-0815071245ND
2015-07-0815071246ND
2015-07-0815071247ND
2015-07-28A150278183ND
2015-07-28A150278184ND
2015-07-28A1502822642.10 ppb
2015-08-2415082917ND
2015-08-2415082918ND
2015-08-2415082919ND
2015-10-08A150319915ND
2015-10-08A1503199172.10 ppb
2015-10-08A150319916ND
2015-10-08A150319918ND
2016-01-1316011325ND
2016-01-1316011326ND
2016-01-13160113281.39 ppb
2016-01-13160113271.24 ppb
2016-04-13160412772.38 ppb
2016-04-13160412782.11 ppb
2016-04-13160412792.33 ppb
2016-04-13160412801.44 ppb
2016-07-08160706736.71 ppb
2016-07-08160706745.04 ppb
2016-07-08160706753.40 ppb
2016-07-08160706762.91 ppb
2016-10-12161013324.14 ppb
2016-10-1216101333ND
2016-10-12161013341.27 ppb
2016-10-12161013351.08 ppb
2017-01-1117011017ND
2017-01-1117011018ND
2017-01-1117011019ND
2017-01-1117011020ND
2017-04-12170412232.17 ppb
2017-04-12170412242.02 ppb
2017-04-12170412251.45 ppb
2017-04-12170412262.17 ppb
2017-07-1217071219ND
2017-07-1217071220ND
2017-07-1217071221ND
2017-07-1217071222ND
2017-10-11171013932.47 ppb
2017-10-1117101394ND
2017-10-1117101395ND
2017-10-11171013961.28 ppb