Know Your Environment. Protect Your Health.

Monochloroacetic acid

Catawba, 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.

 

46

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
20230.210 ppb101ND - 2.10 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
2018-02-1346780-02ND
2018-02-1346780-01ND
2018-05-0850500-02ND
2018-05-0850500-01ND
2018-08-0754612-01ND
2018-08-0754613-01ND
2018-11-0658927-01ND
2018-11-0658927-02ND
2019-05-0766522-01ND
2019-05-0766522-02ND
2019-08-0670520-01ND
2019-08-0670520-02ND
2020-02-0478231-01ND
2020-02-0478231-02ND
2020-05-0581897-01ND
2020-05-0581897-02ND
2020-08-0485785-01ND
2020-08-0485785-02ND
2020-11-0392504623001_37706ND
2020-11-0392504623002_37706ND
2021-02-0292520572001_37706ND
2021-02-0292520572002_37706ND
2021-05-0492537417002_37706ND
2021-05-0492537417001_37706ND
2021-08-0392554116001_37706ND
2021-08-0392554116002_37706ND
2021-11-0292570970001C_12710ND
2021-11-0292570970002C_12710ND
2022-02-0192586240001_37706ND
2022-02-0192586240002_37706ND
2022-05-0392603140001_37706ND
2022-05-0392603140002_37706ND
2022-08-0292618617001_37706ND
2022-08-0292618617002_37706ND
2022-11-0192634488001_37706ND
2022-11-1492636634001_37706ND
2023-02-07752-2918-1ND
2023-02-07752-2918-2ND
2023-05-021322-23ND
2023-05-021323-23ND
2023-08-082547-23ND
2023-08-082548-23ND
2023-09-13810-77742-A-1-AND
2023-09-13810-77742-A-2-A2.10 ppb
2023-11-07752-13583-1ND
2023-11-07752-13583-2ND