Know Your Environment. Protect Your Health.

Monochloroacetic acid

Concan Water Supply Corporation

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
2019ND40ND
2020ND40ND
2021ND40ND
2022ND40ND
2023ND40ND

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
2018-01-25AE10539ND
2018-04-16AE22501ND
2018-08-09AE36346ND
2018-12-13AE48828ND
2019-02-28AE56555ND
2019-05-14AE66201ND
2019-08-26AE80595ND
2019-10-22AE87229ND
2020-02-20AE99270ND
2020-06-24AF16771ND
2020-08-12AF23185ND
2020-11-23AF35491ND
2021-02-04AF42683ND
2021-05-19AF54590ND
2021-09-22AF70803ND
2021-12-22AF79266ND
2022-03-08AF88036ND
2022-06-08AF99998ND
2022-08-16AG09444ND
2022-12-27AG22848ND
2023-02-24AG30427ND
2023-06-08AG43755ND
2023-08-24AG54002ND
2023-11-06AG62377ND