Know Your Environment. Protect Your Health.

Monochloroacetic acid

City of Sundown

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.

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20189.80 ppb119.80 ppb
2019ND10ND
2020ND10ND
2021ND10ND
2022ND10ND
202322.2 ppb1122.2 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
2018-07-02Q18261980039.80 ppb
2019-07-15Q1944818002ND
2020-07-06Q2026320002ND
2021-07-01Q2117329002ND
2022-09-20Q2228114002ND
2023-08-28Q233675100222.2 ppb