Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Monochloroacetic acid

Covington

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

 

96

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
2014ND160ND
20150.225 ppb161ND - 3.60 ppb
20160.450 ppb163ND - 2.70 ppb
2017ND160ND
2018ND160ND
20190.258 ppb162ND - 2.79 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
2014-01-27AI27208ND
2014-01-27AI27207ND
2014-01-27AI27206ND
2014-01-27AI27205ND
2014-04-28AI38921ND
2014-04-28AI38920ND
2014-04-28AI38919ND
2014-04-28AI38918ND
2014-07-28AI47073ND
2014-07-28AI47072ND
2014-07-28AI47074ND
2014-07-28AI47075ND
2014-10-28AI58527ND
2014-10-28AI58526ND
2014-10-28AI58525ND
2014-10-28AI58524ND
2015-01-28AI63712ND
2015-01-28AI63711ND
2015-01-28AI63710ND
2015-01-28AI63709ND
2015-04-27AI75690ND
2015-04-27AI75691ND
2015-04-27AI75693ND
2015-04-27AI75692ND
2015-07-27AI84339ND
2015-07-27AI84338ND
2015-07-27AI843373.60 ppb
2015-07-27AI84336ND
2015-10-29AJ00052ND
2015-10-29AJ00051ND
2015-10-29AJ00050ND
2015-10-29AJ00049ND
2016-01-25AJ04944ND
2016-01-25AJ04943ND
2016-01-25AJ04945ND
2016-01-25AJ04946ND
2016-04-25AJ10807ND
2016-04-25AJ10806ND
2016-04-25AJ10805ND
2016-04-25AJ10804ND
2016-08-16AJ230492.70 ppb
2016-08-16AJ23048ND
2016-08-16AJ230472.40 ppb
2016-08-16AJ23046ND
2016-10-24AJ32043ND
2016-10-24AJ320462.10 ppb
2016-10-24AJ32045ND
2016-10-24AJ32044ND
2017-01-24AJ43450ND
2017-01-24AJ43449ND
2017-01-24AJ43448ND
2017-01-24AJ43447ND
2017-04-26AJ54110ND
2017-04-26AJ54109ND
2017-04-26AJ54108ND
2017-04-26AJ54107ND
2017-07-24AJ61578ND
2017-07-24AJ61577ND
2017-07-24AJ61579ND
2017-07-24AJ61580ND
2017-10-24AJ72344ND
2017-10-24AJ72343ND
2017-10-24AJ72342ND
2017-10-24AJ72341ND
2018-01-22AJ76892ND
2018-01-22AJ76891ND
2018-01-22AJ76890ND
2018-01-22AJ76889ND
2018-04-24AJ88082ND
2018-04-24AJ88083ND
2018-04-24AJ88085ND
2018-04-24AJ88084ND
2018-07-23AJ95133ND
2018-07-23AJ95132ND
2018-07-23AJ95131ND
2018-07-23AJ95130ND
2018-10-22AK04588ND
2018-10-22AK04587ND
2018-10-22AK04586ND
2018-10-22AK04585ND
2019-01-23AK10002ND
2019-01-23AK10001ND
2019-01-23AK10003ND
2019-01-23AK10004ND
2019-04-23AK15703ND
2019-04-23AK15702ND
2019-04-23AK15701ND
2019-04-23AK15700ND
2019-07-15192596-042.79 ppb
2019-07-15192596-03ND
2019-07-15192596-02ND
2019-07-15192596-01ND
2019-10-21196493-01ND
2019-10-21196493-04ND
2019-10-21196493-031.33 ppb
2019-10-21196493-02ND