Know Your Environment. Protect Your Health.

Monochloroacetic acid

Deerhaven Water Control and Improvement District

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.

 

24

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20183.58 ppb41ND - 14.3 ppb
2019ND40ND
2020ND40ND
20210.850 ppb41ND - 3.40 ppb
2022ND40ND
2023ND40ND

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
2018-03-22AE19589ND
2018-06-05AE28658ND
2018-08-30AE3890414.3 ppb
2018-11-28AE47142ND
2019-02-05AE52850ND
2019-04-25AE63689ND
2019-08-13AE78264ND
2019-10-24AE87554ND
2020-02-10AE97559ND
2020-04-06AF05616ND
2020-07-15AF19387ND
2020-11-09AF33568ND
2021-02-01AF418683.40 ppb
2021-06-16AF58230ND
2021-08-23AF67341ND
2021-11-17AF76864ND
2022-03-02AF87200ND
2022-04-07AF92431ND
2022-08-15AG09108ND
2022-11-17AG19148ND
2023-02-28AG30715ND
2023-06-22AG45570ND
2023-09-07AG55268ND
2023-11-06AG62346ND