Know Your Environment. Protect Your Health.

Dichloroacetic acid

City of Sanger

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.

 

48

Samples

0

Samples exceeding legal limit (MCL)

39

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20183.81 ppb86ND - 7.90 ppb
20193.68 ppb87ND - 10.4 ppb
20206.90 ppb87ND - 11.0 ppb
20216.80 ppb85ND - 12.9 ppb
20225.71 ppb87ND - 8.80 ppb
20235.99 ppb87ND - 11.5 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
2018-01-10Q18013300224.90 ppb
2018-01-10Q1801330021ND
2018-04-10Q18146060213.20 ppb
2018-04-10Q1814606020ND
2018-07-18Q18288590026.00 ppb
2018-07-18Q18288590037.90 ppb
2018-10-09Q18404490015.20 ppb
2018-10-09Q18404490023.30 ppb
2019-01-09Q19015960242.40 ppb
2019-01-09Q19015960251.50 ppb
2019-04-04Q19136950013.00 ppb
2019-04-04Q191369500210.4 ppb
2019-08-20Q19571540022.60 ppb
2019-08-20Q19571540015.40 ppb
2019-10-15Q1972687002ND
2019-10-15Q19726870034.10 ppb
2020-02-03Q20045000013.60 ppb
2020-02-03Q20045000025.30 ppb
2020-05-11Q20182140119.40 ppb
2020-05-11Q201821401211.0 ppb
2020-08-04Q203035801010.00 ppb
2020-08-04Q20303580119.90 ppb
2020-10-06Q20390510056.00 ppb
2020-10-06Q2039051031ND
2021-01-20Q2101423021ND
2021-03-16Q210676800112.9 ppb
2021-05-25Q2113518001ND
2021-05-25Q21135180028.10 ppb
2021-08-19Q2122541001ND
2021-08-19Q212254100212.9 ppb
2021-11-08Q21311970139.20 ppb
2021-11-08Q213119701411.3 ppb
2022-02-08Q2204312006ND
2022-02-08Q22043120075.00 ppb
2022-04-13Q22113870018.70 ppb
2022-04-13Q22113870028.80 ppb
2022-09-21Q22282840018.20 ppb
2022-09-21Q22282840028.10 ppb
2022-11-29Q22354170053.20 ppb
2022-11-29Q22354170063.70 ppb
2023-02-28Q2307983010ND
2023-02-28Q23079830113.30 ppb
2023-06-12Q23220920011.70 ppb
2023-06-12Q23220920025.70 ppb
2023-08-14Q23337410027.50 ppb
2023-08-14Q23337410038.40 ppb
2023-11-15Q23490510079.80 ppb
2023-11-15Q234905103611.5 ppb