Know Your Environment. Protect Your Health.

Dibromoacetic acid

City of Mount Vernon

Dibromoacetic 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.

 

33

Samples

0

Samples exceeding legal limit (MCL)

9

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.800 ppb43ND - 1.10 ppb
2019ND40ND
20201.25 ppb41ND - 5.00 ppb
2021ND50ND
20220.550 ppb84ND - 1.30 ppb
20230.125 ppb81ND - 1.000 ppb

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.03 ppb

The EWG Health Guideline of 0.03 ppb for dibromoacetic 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 fetal growth and development.

ppb = parts per billion

All test results

Date Lab ID Result
2018-02-21Q18072530031.000 ppb
2018-05-24Q1820902001ND
2018-09-10Q18356220031.10 ppb
2018-11-08Q18449060011.10 ppb
2019-03-04Q1909013009ND
2019-05-09Q1923236001ND
2019-09-19Q1966996003ND
2019-11-25Q1978054001ND
2020-02-12Q2005740002ND
2020-05-19Q2019852004ND
2020-09-29Q20382740035.00 ppb
2020-12-10Q2049336002ND
2021-03-29Q2107866006ND
2021-05-27Q2113761001ND
2021-08-16Q2121840004ND
2021-10-27Q2130305003ND
2021-10-27Q2130305002ND
2022-01-18Q22016130091.10 ppb
2022-01-18Q22016130101.000 ppb
2022-05-03Q22131190031.000 ppb
2022-05-03Q2213119004ND
2022-08-08Q2222756003ND
2022-08-08Q2222756004ND
2022-10-27Q2232560002ND
2022-10-27Q22325600011.30 ppb
2023-01-11Q2301802001ND
2023-01-11Q2301802002ND
2023-05-24Q23196010011.000 ppb
2023-05-24Q2319601002ND
2023-07-11Q2326820006ND
2023-07-11Q2326820007ND
2023-11-02Q2347056001ND
2023-11-02Q2347056002ND