Know Your Environment. Protect Your Health.

Dichloroacetic acid

Minerva Water Supply Corporation

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.

 

24

Samples

0

Samples exceeding legal limit (MCL)

11

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.575 ppb41ND - 2.30 ppb
20190.675 ppb42ND - 1.70 ppb
20200.900 ppb42ND - 2.40 ppb
20210.775 ppb42ND - 1.60 ppb
20220.725 ppb42ND - 1.90 ppb
20230.850 ppb42ND - 2.10 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
2018-01-25AE10487ND
2018-06-11AE29221ND
2018-08-20AE37581ND
2018-10-10AE430122.30 ppb
2019-02-05AE52844ND
2019-05-15AE664781.000 ppb
2019-07-02AE730881.70 ppb
2019-10-17AE86876ND
2020-02-11AE978491.20 ppb
2020-04-14AF06550ND
2020-07-15AF193952.40 ppb
2020-10-19AF31082ND
2021-01-20AF400371.50 ppb
2021-04-14AF501181.60 ppb
2021-08-26AF68096ND
2021-11-17AF76861ND
2022-01-27AF82191ND
2022-04-20AF938801.000 ppb
2022-09-15AG13173ND
2022-10-25AG182791.90 ppb
2023-03-01AG30934ND
2023-05-09AG39683ND
2023-08-01AG507852.10 ppb
2023-10-17AG600281.30 ppb