Know Your Environment. Protect Your Health.

Monochloroacetic acid

Penn Cove Water and Sewer District

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.

 

15

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019ND20ND
2020N/A00N/A
20212.25 ppb42ND - 6.30 ppb
2022ND50ND
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
2019-09-17ND
2019-12-17ND
2021-02-264085718ND
2021-06-2841371832.70 ppb
2021-09-2941867576.30 ppb
2021-12-154221119ND
2022-03-214260820ND
2022-05-094335658ND
2022-09-204349198ND
2022-10-174362988ND
2022-11-284383962ND
2023-01-204411421ND
2023-05-104463588ND
2023-06-224485488ND
2023-12-184573948ND