Know Your Environment. Protect Your Health.

Monochloroacetic acid

Desoto, City of

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
20181.20 ppb84ND - 3.00 ppb
20191.96 ppb85ND - 4.40 ppb
20202.88 ppb87ND - 4.90 ppb
20212.64 ppb85ND - 6.80 ppb
2022ND60ND
2023ND20ND

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
2018-03-06931215ND
2018-03-06931213ND
2018-06-049783952.10 ppb
2018-06-049783963.00 ppb
2018-09-1010412322.40 ppb
2018-09-101041233ND
2018-12-021083353ND
2018-12-0210833542.10 ppb
2019-03-111133800ND
2019-03-111133801ND
2019-06-0911833872.70 ppb
2019-06-0911833884.40 ppb
2019-09-0812377123.30 ppb
2019-09-081237713ND
2019-12-0112813372.90 ppb
2019-12-0212813362.40 ppb
2020-03-0113323063.10 ppb
2020-03-011332305ND
2020-06-0713959343.20 ppb
2020-06-0713959353.20 ppb
2020-09-0915186774.00 ppb
2020-09-1015186764.90 ppb
2020-12-0817024632.10 ppb
2020-12-0817024642.50 ppb
2021-03-0717870415.00 ppb
2021-03-0717870406.80 ppb
2021-06-0618524054.70 ppb
2021-06-061852404ND
2021-09-061942457ND
2021-09-071942456ND
2021-12-0520492322.40 ppb
2021-12-0520492342.20 ppb
2022-03-062210037ND
2022-03-062210036ND
2022-06-052269877ND
2022-06-052269876ND
2022-09-052348612ND
2022-09-052348611ND
2023-09-112573769ND
2023-09-112573768ND