Know Your Environment. Protect Your Health.

Dichloroacetic acid

Palm Ranch Irrigation District

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)

6

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND80ND
20191.49 ppb82ND - 6.10 ppb
20200.188 ppb81ND - 1.50 ppb
2021ND80ND
2022ND80ND
20230.813 ppb83ND - 4.20 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
2018-03-13CA1910103_DST_801-201803130935ND
2018-03-13CA1910103_DST_800-201803130957ND
2018-06-12CA1910103_DST_800-201806120753ND
2018-06-12CA1910103_DST_801-201806120718ND
2018-09-04CA1910103_DST_801-201809040826ND
2018-09-04CA1910103_DST_800-201809040855ND
2018-12-04CA1910103_DST_801-201812040849ND
2018-12-04CA1910103_DST_800-201812040907ND
2019-03-05CA1910103_DST_800-2019030508055.80 ppb
2019-03-05CA1910103_DST_801-2019030507366.10 ppb
2019-06-11CA1910103_DST_800-201906110820ND
2019-06-11CA1910103_DST_801-201906110746ND
2019-09-03CA1910103_DST_801-201909030701ND
2019-09-03CA1910103_DST_800-201909030717ND
2019-12-03CA1910103_DST_800-201912030857ND
2019-12-03CA1910103_DST_801-201912030832ND
2020-03-04CA1910103_DST_800-2020030409351.50 ppb
2020-03-04CA1910103_DST_801-202003040908ND
2020-06-02CA1910103_DST_800-202006020708ND
2020-06-02CA1910103_DST_801-202006020741ND
2020-09-01CA1910103_DST_801-202009010711ND
2020-09-01CA1910103_DST_800-202009010737ND
2020-12-01CA1910103_DST_801-202012010729ND
2020-12-01CA1910103_DST_800-202012010712ND
2021-03-02CA1910103_DST_801-202103020740ND
2021-03-02CA1910103_DST_800-202103020810ND
2021-06-08CA1910103_DST_801-202106080705ND
2021-06-08CA1910103_DST_800-202106080725ND
2021-09-07CA1910103_DST_800-202109070837ND
2021-09-07CA1910103_DST_801-202109070808ND
2021-12-07CA1910103_DST_800-202112071000ND
2021-12-07CA1910103_DST_801-202112070927ND
2022-03-01CA1910103_DST_801-202203010910ND
2022-03-01CA1910103_DST_800-202203010936ND
2022-06-07CA1910103_DST_801-202206070741ND
2022-06-07CA1910103_DST_800-202206070817ND
2022-09-06CA1910103_DST_800-202209060825ND
2022-09-06CA1910103_DST_801-202209060755ND
2022-12-06CA1910103_DST_800-202212060937ND
2022-12-06CA1910103_DST_801-202212060905ND
2023-04-12CA1910103_DST_801-2023041207121.30 ppb
2023-04-12CA1910103_DST_800-202304120725ND
2023-06-06CA1910103_DST_800-202306060810ND
2023-06-06CA1910103_DST_801-2023060607454.20 ppb
2023-09-05CA1910103_DST_801-202309050818ND
2023-09-05CA1910103_DST_800-202309050750ND
2023-12-05CA1910103_DST_800-2023120507551.000 ppb
2023-12-05CA1910103_DST_801-202312050723ND