Dibromoacetic acid
Fairview Union 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.
Samples
Samples exceeding legal limit (MCL)
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | 0.715 ppb | 16 | 12 | ND - 1.000 ppb |
| 2019 | 0.698 ppb | 20 | 16 | ND - 1.000 ppb |
| 2020 | 0.530 ppb | 10 | 7 | ND - 0.990 ppb |
| 2021 | 0.979 ppb | 8 | 8 | 0.580 ppb - 1.20 ppb |
| 2022 | 1.50 ppb | 8 | 8 | 1.10 ppb - 2.00 ppb |
| 2023 | 0.966 ppb | 8 | 8 | 0.530 ppb - 1.30 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 |
|---|---|---|
| 2018-03-15 | 35380679002 | 0.910 ppb |
| 2018-03-15 | 35380679001 | 0.910 ppb |
| 2018-03-15 | 35380679002 | 0.910 ppb |
| 2018-03-15 | 35380679001 | 0.910 ppb |
| 2018-06-26 | 35401068001 | 0.970 ppb |
| 2018-06-26 | 35401068002 | 1.000 ppb |
| 2018-06-26 | 35401068002 | 1.000 ppb |
| 2018-06-26 | 35401068001 | 0.970 ppb |
| 2018-09-13 | 35417884001 | 1.000 ppb |
| 2018-09-13 | 35417884002 | 0.930 ppb |
| 2018-09-13 | 35417884002 | 0.930 ppb |
| 2018-09-13 | 35417884001 | 1.000 ppb |
| 2018-12-06 | 35435851001 | ND |
| 2018-12-06 | 35435851002 | ND |
| 2018-12-06 | 35435851001 | ND |
| 2018-12-06 | 35435851002 | ND |
| 2019-03-28 | 35457912002 | 0.940 ppb |
| 2019-03-28 | 35457912001 | 0.980 ppb |
| 2019-03-28 | 35457912002 | 0.940 ppb |
| 2019-03-28 | 35457912001 | 0.980 ppb |
| 2019-06-21 | 35477240001 | 0.860 ppb |
| 2019-06-21 | 35477240002 | 0.830 ppb |
| 2019-06-21 | 35477240002 | 0.830 ppb |
| 2019-06-21 | 35477240001 | 0.860 ppb |
| 2019-07-18 | 35483833002 | ND |
| 2019-07-18 | 35483833002 | ND |
| 2019-07-18 | 35483833001 | ND |
| 2019-07-18 | 35483833001 | ND |
| 2019-09-24 | 35500232002 | 1.000 ppb |
| 2019-09-24 | 35500232001 | 0.840 ppb |
| 2019-09-24 | 35500232001 | 0.840 ppb |
| 2019-09-24 | 35500232002 | 1.000 ppb |
| 2019-12-17 | 35520107002 | 0.750 ppb |
| 2019-12-17 | 35520107001 | 0.780 ppb |
| 2019-12-17 | 35520107001 | 0.780 ppb |
| 2019-12-17 | 35520107002 | 0.750 ppb |
| 2020-03-26 | 35540132002 | 0.640 ppb |
| 2020-03-26 | 35540132001 | 0.550 ppb |
| 2020-04-13 | 35543490002 | ND |
| 2020-04-13 | 35543490001 | ND |
| 2020-06-29 | 35560034002 | ND |
| 2020-06-29 | 35560034001 | 0.450 ppb |
| 2020-09-28 | 35581622002 | 0.940 ppb |
| 2020-09-28 | 35581622001 | 0.990 ppb |
| 2020-12-04 | 35596654002 | 0.890 ppb |
| 2020-12-04 | 35596654001 | 0.840 ppb |
| 2021-03-12 | 35618926002 | 1.20 ppb |
| 2021-03-12 | 35618926001 | 1.20 ppb |
| 2021-06-18 | 35642404002 | 0.580 ppb |
| 2021-06-18 | 35642404001 | 0.660 ppb |
| 2021-09-10 | 35662251001 | 0.890 ppb |
| 2021-09-10 | 35662251002 | 1.000 ppb |
| 2021-12-17 | 35685393002 | 1.10 ppb |
| 2021-12-17 | 35685393001 | 1.20 ppb |
| 2022-03-25 | 35706272001 | 1.10 ppb |
| 2022-03-25 | 35706272002 | 1.10 ppb |
| 2022-06-24 | 35727534001 | 1.60 ppb |
| 2022-06-24 | 35727534002 | 1.50 ppb |
| 2022-09-26 | 35749460001 | 1.50 ppb |
| 2022-09-26 | 35749460002 | 1.30 ppb |
| 2022-12-12 | 35767466002 | 2.00 ppb |
| 2022-12-12 | 35767466001 | 1.90 ppb |
| 2023-03-22 | 35788155001 | 0.560 ppb |
| 2023-03-22 | 35788155002 | 0.530 ppb |
| 2023-06-28 | 35809989001 | 0.890 ppb |
| 2023-06-28 | 35809989002 | 0.950 ppb |
| 2023-09-26 | 35830925001 | 1.30 ppb |
| 2023-09-26 | 35830925002 | 1.20 ppb |
| 2023-12-06 | 35847089001 | 1.20 ppb |
| 2023-12-06 | 35847089002 | 1.10 ppb |