Know Your Environment. Protect Your Health.

Monochloroacetic acid

West Winn Water System Inc.

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.

 

64

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.263 ppb162ND - 2.10 ppb
20191.08 ppb1610ND - 2.30 ppb
20201.36 ppb86ND - 3.30 ppb
20211.19 ppb84ND - 3.30 ppb
20221.54 ppb87ND - 3.20 ppb
20231.06 ppb84ND - 2.60 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
2018-02-1435374357001ND
2018-02-1435374357002ND
2018-02-1435374357002ND
2018-02-1435374357001ND
2018-05-2435394499002ND
2018-05-2435394499001ND
2018-05-2435394499002ND
2018-05-2435394499001ND
2018-08-22354134000012.10 ppb
2018-08-2235413400002ND
2018-08-22354134000012.10 ppb
2018-08-2235413400002ND
2018-11-2035432722001ND
2018-11-2035432722001ND
2018-11-2035432722002ND
2018-11-2035432722002ND
2019-02-18354500150011.60 ppb
2019-02-18354500150022.30 ppb
2019-02-18354500150011.60 ppb
2019-02-18354500150022.30 ppb
2019-05-2035470502001ND
2019-05-2035470502002ND
2019-05-2035470502001ND
2019-05-2035470502002ND
2019-08-19354927800021.10 ppb
2019-08-1935492780001ND
2019-08-1935492780001ND
2019-08-19354927800021.10 ppb
2019-11-19355144330012.10 ppb
2019-11-19355144330021.50 ppb
2019-11-19355144330021.50 ppb
2019-11-19355144330012.10 ppb
2020-02-12355310790021.000 ppb
2020-02-12355310790013.30 ppb
2020-05-26355531210012.10 ppb
2020-05-26355531210021.40 ppb
2020-08-19355725270011.80 ppb
2020-08-19355725270021.30 ppb
2020-11-1935593788001ND
2020-11-1935593788002ND
2021-03-16356203770011.70 ppb
2021-03-24356218040011.90 ppb
2021-05-2535636919001ND
2021-05-2535636919002ND
2021-08-2535659146001ND
2021-08-2535659146002ND
2021-11-22356802400013.30 ppb
2021-11-22356802400022.60 ppb
2022-02-1435698097002ND
2022-02-14356980970011.10 ppb
2022-05-16357192120021.30 ppb
2022-05-16357192120011.30 ppb
2022-08-10357390900013.20 ppb
2022-08-10357390900022.10 ppb
2022-11-29357631230012.00 ppb
2022-11-29357631230021.30 ppb
2023-02-14357803960012.60 ppb
2023-02-14357803960022.00 ppb
2023-05-2535802432001ND
2023-05-2535802432002ND
2023-08-1635821685001ND
2023-08-1635821685002ND
2023-11-27358450860011.70 ppb
2023-11-27358450860022.20 ppb