Know Your Environment. Protect Your Health.

Monochloroacetic acid

Covington Water 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.

 

40

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND80ND
2019ND80ND
2020N/A00N/A
20211.38 ppb82ND - 5.66 ppb
2022ND80ND
2023ND80ND

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
2018-01-23ND
2018-01-23ND
2018-04-24ND
2018-04-24ND
2018-07-27ND
2018-07-27ND
2018-10-23ND
2018-10-23ND
2019-01-29ND
2019-01-29ND
2019-04-23ND
2019-04-23ND
2019-07-25ND
2019-07-25ND
2019-10-29ND
2019-10-29ND
2021-01-274070624ND
2021-01-274070623ND
2021-04-2741094885.66 ppb
2021-04-2841094875.40 ppb
2021-07-274149043ND
2021-07-274149044ND
2021-10-264198408ND
2021-10-264198409ND
2022-01-254234283ND
2022-01-254234287ND
2022-04-264278917ND
2022-04-264278918ND
2022-07-264363815ND
2022-07-264363814ND
2022-10-254374755ND
2022-10-254374754ND
2023-01-244408732ND
2023-01-244408731ND
2023-04-254452793ND
2023-04-254452792ND
2023-07-254507154ND
2023-07-254507155ND
2023-10-244548940ND
2023-10-244548933ND