Know Your Environment. Protect Your Health.

Monochloroacetic acid

Pennsylvania American Water Company Butler

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.

 

84

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND160ND
20200.463 ppb163ND - 2.90 ppb
2021ND160ND
2022ND160ND
20230.175 ppb161ND - 2.80 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
2018-11-0241767201ND
2018-11-0241767501ND
2018-11-0241767001ND
2018-11-0241767601ND
2019-02-0542855001ND
2019-02-0542855101ND
2019-02-0542855201ND
2019-02-0542855301ND
2019-05-0244017601ND
2019-05-0244017901ND
2019-05-0244017801ND
2019-05-0244017701ND
2019-08-0245834201ND
2019-08-0245834301ND
2019-08-0245834401ND
2019-08-0245834501ND
2019-11-0547366501ND
2019-11-0547366301ND
2019-11-0547366401ND
2019-11-0547366201ND
2020-02-04ND
2020-02-04ND
2020-02-04ND
2020-02-04ND
2020-05-04ND
2020-05-04ND
2020-05-04ND
2020-05-04ND
2020-08-032.90 ppb
2020-08-03ND
2020-08-032.10 ppb
2020-08-032.40 ppb
2020-11-03ND
2020-11-03ND
2020-11-03ND
2020-11-03ND
2021-02-02ND
2021-02-02ND
2021-02-02ND
2021-02-02ND
2021-05-03ND
2021-05-03ND
2021-05-03ND
2021-05-03ND
2021-08-03ND
2021-08-03ND
2021-08-03ND
2021-08-03ND
2021-11-02ND
2021-11-02ND
2021-11-02ND
2021-11-02ND
2022-02-03ND
2022-02-03ND
2022-02-03ND
2022-02-03ND
2022-05-03ND
2022-05-03ND
2022-05-03ND
2022-05-03ND
2022-08-02ND
2022-08-02ND
2022-08-02ND
2022-08-02ND
2022-11-02ND
2022-11-02ND
2022-11-02ND
2022-11-02ND
2023-02-02ND
2023-02-02ND
2023-02-02ND
2023-02-02ND
2023-05-02ND
2023-05-02ND
2023-05-02ND
2023-05-02ND
2023-08-02ND
2023-08-022.80 ppb
2023-08-02ND
2023-08-02ND
2023-11-02ND
2023-11-02ND
2023-11-02ND
2023-11-02ND