Know Your Environment. Protect Your Health.

Monochloroacetic acid

North Slope Borough - Point Hope

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.

 

24

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND30ND
2020ND40ND
2021ND40ND
2022ND40ND
2023ND50ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 53 ppb

The EWG Health Guideline of 53 ppb for monochloroacetic acid was defined by the California Office of Environmental Health Hazard Assessment's public health goal, the level of a drinking water contaminant that does not pose a significant health risk.a public health goal. This health guideline protects against change to fetal growth and development.

ppb = parts per billion

All test results

Date Lab ID Result
2018-01-16DH*3855919ND
2018-04-26DH*3923880ND
2018-07-26DH*4009244ND
2018-10-18DH*4099271ND
2019-04-234276136ND
2019-07-234369159ND
2019-10-084450659ND
2020-01-234552450ND
2020-04-164612711ND
2020-07-214681280ND
2020-10-134752323ND
2021-01-214823506ND
2021-04-214887390ND
2021-07-154963544ND
2021-10-21810-6307-1ND
2022-01-11810-12202-1ND
2022-04-14810-21636-1HND
2022-07-19810-31563-2ND
2022-10-13810-41936-C-1-AND
2023-01-05810-49927-A-1-BND
2023-04-20810-61172-D-1-AND
2023-07-13810-70639-A-1-AND
2023-07-27810-72452-C-1-BND
2023-10-05810-81238-A-1-BND