Know Your Environment. Protect Your Health.

Monochloroacetic acid

Milltown Water Department

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
20182.41 ppb87ND - 4.15 ppb
20191.59 ppb87ND - 2.89 ppb
20202.22 ppb87ND - 3.32 ppb
2021ND80ND
20220.263 ppb81ND - 2.10 ppb
20230.388 ppb81ND - 3.10 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
2018-02-0718020705-022.22 ppb
2018-02-0718020705-011.65 ppb
2018-05-0918050905-023.56 ppb
2018-05-0918050905-014.15 ppb
2018-08-1418081405-012.65 ppb
2018-08-1418081405-021.45 ppb
2018-11-1418111410-013.57 ppb
2018-11-1418111410-02ND
2019-02-1519021502-011.19 ppb
2019-02-1519021502-021.15 ppb
2019-05-1519051506-011.91 ppb
2019-05-1519051506-022.06 ppb
2019-08-1519081506-021.46 ppb
2019-08-1519081506-012.89 ppb
2019-11-1319111304-022.05 ppb
2019-11-1319111304-03ND
2020-02-1220021207-011.87 ppb
2020-02-1220021207-021.95 ppb
2020-05-1220051208-032.99 ppb
2020-05-1220051208-023.32 ppb
2020-08-1220081206-012.62 ppb
2020-08-1220081206-022.03 ppb
2020-11-1031407790023.00 ppb
2020-11-303144643001ND
2021-02-103157838002ND
2021-02-103157838001ND
2021-05-113175774002ND
2021-05-113175774001ND
2021-08-103194864002ND
2021-08-103194864001ND
2021-11-0970194255002-HAAND
2021-11-0970194255001-HAAND
2022-02-083226958002ND
2022-02-083226958001ND
2022-05-103242551002ND
2022-05-1032425510012.10 ppb
2022-08-093258324002ND
2022-08-093258324001ND
2022-11-083273685002ND
2022-11-083273685001ND
2023-02-073287456001ND
2023-02-073287456002ND
2023-05-093302866002ND
2023-05-0933028660013.10 ppb
2023-08-083317822002ND
2023-08-083317822001ND
2023-11-063332280002ND
2023-11-063332280001ND