Menu

EWG's Tap Water Database — 2019 UPDATE

Donate

Monochloroacetic acid

West Sound Utility District #1

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.

 

22

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND70ND
2013ND70ND
2014ND20ND
2015ND20ND
2016ND20ND
2017ND20ND

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
2012-07-2328625ND
2012-07-2328621ND
2012-07-2328622ND
2012-07-2328623ND
2012-07-2328624ND
2012-07-2328619ND
2012-07-2328620ND
2013-07-2230132ND
2013-07-2230129ND
2013-07-2230127ND
2013-07-2230130ND
2013-07-2230128ND
2013-07-2230126ND
2013-07-2230131ND
2014-07-0901885ND
2014-07-0901887ND
2015-07-1702939ND
2015-07-1702938ND
2016-07-12ND
2016-07-12ND
2017-07-24ND
2017-07-24ND