Know Your Environment. Protect Your Health.

Monochloroacetic acid

Angus Water Supply Corporation

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.

 

48

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20183.40 ppb86ND - 8.70 ppb
20192.55 ppb87ND - 4.40 ppb
20200.250 ppb81ND - 2.00 ppb
20211.11 ppb85ND - 3.50 ppb
20220.238 ppb81ND - 1.90 ppb
20232.70 ppb881.80 ppb - 4.40 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
2018-02-08Q1805371002ND
2018-02-08Q1805371001ND
2018-04-19Q18161150038.70 ppb
2018-04-19Q18161150016.50 ppb
2018-07-19Q18287940013.00 ppb
2018-07-19Q18287940024.50 ppb
2018-10-25Q18427760012.10 ppb
2018-10-25Q18427760022.40 ppb
2019-02-07Q19058070012.00 ppb
2019-02-07Q19058070032.30 ppb
2019-04-18Q19157900013.60 ppb
2019-04-18Q19157900022.90 ppb
2019-07-31Q19493990024.40 ppb
2019-07-31Q19493990013.80 ppb
2019-10-17Q19729920011.40 ppb
2019-10-17Q1972992002ND
2020-01-29Q2003548001ND
2020-01-29Q2003548002ND
2020-04-14Q2014701001ND
2020-04-14Q2014701002ND
2020-08-24Q20338920012.00 ppb
2020-08-24Q2033892002ND
2020-10-20Q2041059002ND
2020-10-20Q2041059003ND
2021-01-14Q21010480013.50 ppb
2021-01-14Q2101048002ND
2021-04-05Q21084570011.10 ppb
2021-04-05Q2108457002ND
2021-07-14Q2118450002ND
2021-07-14Q21184500032.10 ppb
2021-11-18Q21323740011.000 ppb
2021-11-18Q21323740021.20 ppb
2022-03-15Q2208890002ND
2022-03-15Q2208890003ND
2022-05-03Q2213447001ND
2022-05-03Q2213447002ND
2022-08-17Q2224344001ND
2022-08-17Q2224344002ND
2022-11-09Q22338710011.90 ppb
2022-11-09Q2233871002ND
2023-02-28Q23079620023.60 ppb
2023-02-28Q23079620032.90 ppb
2023-06-07Q23214580011.80 ppb
2023-06-07Q23214580022.10 ppb
2023-08-22Q23354230014.40 ppb
2023-08-22Q23354230023.10 ppb
2023-11-02Q23470760011.90 ppb
2023-11-02Q23470760021.80 ppb