Know Your Environment. Protect Your Health.

Monochloroacetic acid

Yadkinville, Town of

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.

 

46

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.793 ppb82ND - 3.43 ppb
20191.32 ppb63ND - 3.55 ppb
2020ND80ND
20210.263 ppb81ND - 2.10 ppb
2022ND80ND
20230.300 ppb81ND - 2.40 ppb

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
2018-01-1092369498004TTHND
2018-01-1092369498001TTHND
2018-04-0492379785002TTHND
2018-04-0492379785001TTHND
2018-07-0292390594001TTHND
2018-07-0292390594002TTH2.91 ppb
2018-10-0192401702001TTHND
2018-10-0192401702002TTH3.43 ppb
2019-04-0392424088001_37706ND
2019-04-0392424088002_377062.02 ppb
2019-07-1092436491001_37706ND
2019-07-1092436491002_377063.55 ppb
2019-10-0992449207001_377062.33 ppb
2019-10-0992449207002_37706ND
2020-01-0892460063001_37706ND
2020-01-0892460063002_37706ND
2020-04-0192472131001_37706ND
2020-04-0192472131002_37706ND
2020-07-0192484491001_37706ND
2020-07-0192484491002_37706ND
2020-10-0792499585001_37706ND
2020-10-0792499585002_37706ND
2021-01-0692515469002_37706ND
2021-01-0692515469001_37706ND
2021-04-0592531487001_37706ND
2021-04-0592531487002_37706ND
2021-07-1292549212001_37706ND
2021-07-1292549212002_37706ND
2021-10-0692565457001A_127102.10 ppb
2021-10-0692565457002A_12710ND
2022-01-0592581435001_37706ND
2022-01-0592581435002_37706ND
2022-04-0692597845001_37706ND
2022-04-0692597845002_37706ND
2022-07-0692613578001_37706ND
2022-07-0692613578002_37706ND
2022-10-3192633951001_37706ND
2022-10-3192633951002_37706ND
2023-01-0492645435001_37706ND
2023-01-0492645435002_37706ND
2023-04-0492660664001_37706ND
2023-04-0492660664002_37706ND
2023-07-0592676047001_37706ND
2023-07-0592676047002_37706ND
2023-10-0492691710001_12710ND
2023-10-0492691710002_127102.40 ppb