Know Your Environment. Protect Your Health.

Dichloroacetic acid

Stockbridge

Dichloroacetic 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.

 

93

Samples

0

Samples exceeding legal limit (MCL)

52

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20186.26 ppb169ND - 18.0 ppb
20198.01 ppb1610ND - 24.0 ppb
20207.24 ppb169ND - 22.0 ppb
20218.43 ppb158ND - 26.0 ppb
20227.61 ppb148ND - 22.0 ppb
20238.69 ppb168ND - 23.0 ppb

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.2 ppb

The EWG Health Guideline of 0.2 ppb for dichloroacetic 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. This health guideline protects against cancer and harm to reproduction and child development.

ppb = parts per billion

All test results

Date Lab ID Result
2018-02-05AJ830198.90 ppb
2018-02-05AJ83018ND
2018-02-05AJ8301611.0 ppb
2018-02-05AJ83017ND
2018-05-02AJ8840811.0 ppb
2018-05-02AJ88409ND
2018-05-02AJ884101.70 ppb
2018-05-02AJ8841118.0 ppb
2018-08-06AJ9644113.0 ppb
2018-08-06AJ96442ND
2018-08-06AJ96443ND
2018-08-06AJ9644418.0 ppb
2018-11-05AK05200ND
2018-11-05AK051994.60 ppb
2018-11-05AK0520214.0 ppb
2018-11-05AK05201ND
2019-02-05AK1044312.0 ppb
2019-02-05AK10442ND
2019-02-05AK10441ND
2019-02-05AK1044010.00 ppb
2019-05-03AK1626817.0 ppb
2019-05-03AK16269ND
2019-05-03AK16270ND
2019-05-03AK1627121.0 ppb
2019-08-09AK255074.70 ppb
2019-08-09AK25508ND
2019-08-09AK25509ND
2019-08-09AK2551024.0 ppb
2019-11-08AK364605.10 ppb
2019-11-08AK3646116.0 ppb
2019-11-08AK364592.30 ppb
2019-11-08AK3645816.0 ppb
2020-02-04AK40594ND
2020-02-04AK4059510.00 ppb
2020-02-04AK40593ND
2020-02-04AK405927.80 ppb
2020-05-28AK4679012.0 ppb
2020-05-28AK46791ND
2020-05-28AK46792ND
2020-05-28AK4679314.0 ppb
2020-07-28AK52725ND
2020-07-28AK52726ND
2020-07-28AK5272722.0 ppb
2020-07-28AK527245.60 ppb
2020-11-04AK637475.40 ppb
2020-11-04AK6374517.0 ppb
2020-11-04AK63746ND
2020-11-04AK6374822.0 ppb
2021-02-23AK700578.00 ppb
2021-02-23AK70055ND
2021-02-23AK700545.80 ppb
2021-05-26AK7586623.0 ppb
2021-05-26AK7586915.0 ppb
2021-05-26AK75868ND
2021-05-26AK75867ND
2021-08-09AK82481ND
2021-08-09AK82480ND
2021-08-09AK8247926.0 ppb
2021-08-09AK8248226.0 ppb
2021-12-03AK916149.60 ppb
2021-12-03AK91613ND
2021-12-03AK91612ND
2021-12-03AK9161113.0 ppb
2022-02-28AK96075ND
2022-02-28AK9607313.0 ppb
2022-02-28AK96074ND
2022-02-28AK960767.80 ppb
2022-05-31AL0219015.0 ppb
2022-05-31AL0218722.0 ppb
2022-05-31AL02188ND
2022-05-31AL02189ND
2022-10-17AL185267.80 ppb
2022-10-17AL1852914.0 ppb
2022-10-17AL18528ND
2022-10-17AL18527ND
2022-12-08AL2180711.0 ppb
2022-12-08AL2180416.0 ppb
2023-03-08AL2685816.0 ppb
2023-03-08AL26857ND
2023-03-08AL26856ND
2023-03-08AL2685518.0 ppb
2023-05-12AL3160022.0 ppb
2023-05-12AL31599ND
2023-05-12AL31598ND
2023-05-12AL3159721.0 ppb
2023-08-21AL4085423.0 ppb
2023-08-21AL40853ND
2023-08-21AL40852ND
2023-08-21AL408515.00 ppb
2023-11-27AL4977012.0 ppb
2023-11-27AL49769ND
2023-11-27AL49768ND
2023-11-27AL4976722.0 ppb