Know Your Environment. Protect Your Health.

Dibromoacetic acid

City of Redmond Water System

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.

 

160

Samples

0

Samples exceeding legal limit (MCL)

31

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.245 ppb328ND - 1.40 ppb
20190.167 ppb326ND - 1.16 ppb
2020N/A00N/A
20210.255 ppb328ND - 1.38 ppb
20220.134 ppb324ND - 1.44 ppb
20230.139 ppb325ND - 1.08 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
2018-01-10ND
2018-01-10ND
2018-01-101.40 ppb
2018-01-10ND
2018-01-10ND
2018-01-10ND
2018-01-10ND
2018-01-100.889 ppb
2018-04-04ND
2018-04-04ND
2018-04-041.03 ppb
2018-04-04ND
2018-04-04ND
2018-04-04ND
2018-04-04ND
2018-04-040.611 ppb
2018-07-03ND
2018-07-03ND
2018-07-031.38 ppb
2018-07-03ND
2018-07-03ND
2018-07-03ND
2018-07-03ND
2018-07-030.801 ppb
2018-10-03ND
2018-10-03ND
2018-10-031.11 ppb
2018-10-03ND
2018-10-03ND
2018-10-03ND
2018-10-03ND
2018-10-030.612 ppb
2019-01-09ND
2019-01-09ND
2019-01-091.09 ppb
2019-01-09ND
2019-01-09ND
2019-01-09ND
2019-01-09ND
2019-01-090.576 ppb
2019-04-03ND
2019-04-03ND
2019-04-031.16 ppb
2019-04-03ND
2019-04-03ND
2019-04-03ND
2019-04-03ND
2019-04-030.845 ppb
2019-07-01ND
2019-07-01ND
2019-07-011.03 ppb
2019-07-01ND
2019-07-01ND
2019-07-01ND
2019-07-01ND
2019-07-010.658 ppb
2019-10-02ND
2019-10-02ND
2019-10-02ND
2019-10-02ND
2019-10-02ND
2019-10-02ND
2019-10-02ND
2019-10-02ND
2021-01-064064262ND
2021-01-0640642611.24 ppb
2021-01-0640642650.835 ppb
2021-01-064064263ND
2021-01-064064259ND
2021-01-064064260ND
2021-01-064064266ND
2021-01-064064264ND
2021-04-0741015890.806 ppb
2021-04-074101587ND
2021-04-074101586ND
2021-04-074101584ND
2021-04-074101583ND
2021-04-074101590ND
2021-04-074101588ND
2021-04-0741015851.22 ppb
2021-07-0741722491.38 ppb
2021-07-074172247ND
2021-07-074172248ND
2021-07-074172252ND
2021-07-074172254ND
2021-07-074172250ND
2021-07-0741722531.16 ppb
2021-07-074172251ND
2021-10-064195672ND
2021-10-064195671ND
2021-10-0641956730.604 ppb
2021-10-064195670ND
2021-10-064195674ND
2021-10-064195667ND
2021-10-0641956690.927 ppb
2021-10-064195668ND
2022-01-124230038ND
2022-01-124230036ND
2022-01-124230034ND
2022-01-124230033ND
2022-01-124230040ND
2022-01-1242300391.000 ppb
2022-01-1242300351.20 ppb
2022-01-124230037ND
2022-04-064270488ND
2022-04-064270486ND
2022-04-064270490ND
2022-04-064270493ND
2022-04-064270489ND
2022-04-064270487ND
2022-04-064270492ND
2022-04-064270491ND
2022-07-0643102291.44 ppb
2022-07-064310231ND
2022-07-064310234ND
2022-07-0643102330.644 ppb
2022-07-064310227ND
2022-07-064310230ND
2022-07-064310228ND
2022-07-064310232ND
2022-10-054361913ND
2022-10-054361919ND
2022-10-054361917ND
2022-10-054361915ND
2022-10-054361920ND
2022-10-054361918ND
2022-10-054361916ND
2022-10-054361914ND
2023-01-034397660ND
2023-01-034397667ND
2023-01-034397661ND
2023-01-034397663ND
2023-01-034397666ND
2023-01-034397664ND
2023-01-0343976621.03 ppb
2023-01-034397665ND
2023-04-074442024ND
2023-04-074442026ND
2023-04-074442028ND
2023-04-074442022ND
2023-04-0744420270.868 ppb
2023-04-074442025ND
2023-04-0744420231.08 ppb
2023-04-074442021ND
2023-07-074482758ND
2023-07-074482757ND
2023-07-0744827590.866 ppb
2023-07-074482764ND
2023-07-074482762ND
2023-07-074482760ND
2023-07-074482763ND
2023-07-074482761ND
2023-10-024529333ND
2023-10-024529331ND
2023-10-024529334ND
2023-10-0245293290.617 ppb
2023-10-024529327ND
2023-10-024529332ND
2023-10-024529330ND
2023-10-024529328ND