Know Your Environment. Protect Your Health.

Monochloroacetic acid

Longview, Town 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.

 

44

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND80ND
2019ND40ND
2020ND80ND
2021ND80ND
2022ND80ND
2023ND80ND

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
2018-02-1346785-02ND
2018-02-1346785-01ND
2018-05-0850492-02ND
2018-05-0850492-01ND
2018-08-0754629-01ND
2018-08-0754630-01ND
2018-11-0658931-01ND
2018-11-0658931-02ND
2019-05-0766523-01ND
2019-05-0766523-02ND
2019-08-0670516-01ND
2019-08-0670516-02ND
2020-02-0478240-01ND
2020-02-0478240-02ND
2020-05-0581880-01ND
2020-05-0581880-02ND
2020-08-0485791-01ND
2020-08-0485791-02ND
2020-11-0492504584001_37706ND
2020-11-0492504584002_37706ND
2021-02-0292520550001_37706ND
2021-02-0292520550002_37706ND
2021-05-0492537412001_37706ND
2021-05-0492537412002_37706ND
2021-08-0392554103001_37706ND
2021-08-0392554103002_37706ND
2021-11-0392571009001_12710ND
2021-11-0392571009002_12710ND
2022-02-0292586524001_37706ND
2022-02-0292586524002_37706ND
2022-05-0592603528001_37706ND
2022-05-0592603528002_37706ND
2022-08-0392619056002_37706ND
2022-08-0392619056001_37706ND
2022-11-0192634492001_37706ND
2022-11-0192634492002_37706ND
2023-02-07752-2916-1ND
2023-02-07752-2916-2ND
2023-05-021316-23ND
2023-05-021317-23ND
2023-08-082542-23ND
2023-08-082543-23ND
2023-11-07752-13582-1ND
2023-11-07752-13582-2ND