Dibromoacetic acid
St Bernard Parish Waterworks
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 | 1.55 ppb | 32 | 32 | 0.990 ppb - 2.10 ppb |
| 2019 | 0.749 ppb | 32 | 24 | ND - 1.90 ppb |
| 2020 | 0.976 ppb | 16 | 13 | ND - 2.10 ppb |
| 2021 | 1.23 ppb | 16 | 16 | 0.710 ppb - 1.90 ppb |
| 2022 | 1.50 ppb | 16 | 16 | 0.580 ppb - 2.50 ppb |
| 2023 | 2.45 ppb | 16 | 11 | ND - 6.90 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 |
|---|---|---|
| 2018-02-02 | 35371881001 | 1.20 ppb |
| 2018-02-02 | 35371881002 | 0.990 ppb |
| 2018-02-02 | 35371881003 | 1.10 ppb |
| 2018-02-02 | 35371881004 | 0.990 ppb |
| 2018-02-02 | 35371881001 | 1.20 ppb |
| 2018-02-02 | 35371881002 | 0.990 ppb |
| 2018-02-02 | 35371881003 | 1.10 ppb |
| 2018-02-02 | 35371881004 | 0.990 ppb |
| 2018-05-17 | 35393024001 | 1.70 ppb |
| 2018-05-17 | 35393024002 | 1.80 ppb |
| 2018-05-17 | 35393024003 | 1.80 ppb |
| 2018-05-17 | 35393024004 | 2.10 ppb |
| 2018-05-17 | 35393024001 | 1.70 ppb |
| 2018-05-17 | 35393024002 | 1.80 ppb |
| 2018-05-17 | 35393024003 | 1.80 ppb |
| 2018-05-17 | 35393024004 | 2.10 ppb |
| 2018-08-08 | 35409845001 | 2.00 ppb |
| 2018-08-08 | 35409845002 | 2.00 ppb |
| 2018-08-08 | 35409845003 | 1.90 ppb |
| 2018-08-08 | 35409845004 | 2.00 ppb |
| 2018-08-08 | 35409845001 | 2.00 ppb |
| 2018-08-08 | 35409845002 | 2.00 ppb |
| 2018-08-08 | 35409845003 | 1.90 ppb |
| 2018-08-08 | 35409845004 | 2.00 ppb |
| 2018-11-15 | 35431696001 | 1.40 ppb |
| 2018-11-15 | 35431696002 | 1.20 ppb |
| 2018-11-15 | 35431696003 | 1.30 ppb |
| 2018-11-15 | 35431696004 | 1.30 ppb |
| 2018-11-15 | 35431696001 | 1.40 ppb |
| 2018-11-15 | 35431696002 | 1.20 ppb |
| 2018-11-15 | 35431696003 | 1.30 ppb |
| 2018-11-15 | 35431696004 | 1.30 ppb |
| 2019-02-21 | 35450025001 | 0.710 ppb |
| 2019-02-21 | 35450025002 | 0.810 ppb |
| 2019-02-21 | 35450025003 | 0.850 ppb |
| 2019-02-21 | 35450025004 | 0.780 ppb |
| 2019-02-21 | 35450025001 | 0.710 ppb |
| 2019-02-21 | 35450025002 | 0.810 ppb |
| 2019-02-21 | 35450025003 | 0.850 ppb |
| 2019-02-21 | 35450025004 | 0.780 ppb |
| 2019-05-10 | 35467865001 | ND |
| 2019-05-10 | 35467865002 | ND |
| 2019-05-10 | 35467865003 | ND |
| 2019-05-10 | 35467865004 | ND |
| 2019-05-10 | 35467865001 | ND |
| 2019-05-10 | 35467865002 | ND |
| 2019-05-10 | 35467865003 | ND |
| 2019-05-10 | 35467865004 | ND |
| 2019-08-13 | 35490047001 | 1.50 ppb |
| 2019-08-13 | 35490047002 | 1.90 ppb |
| 2019-08-13 | 35490047003 | 1.50 ppb |
| 2019-08-13 | 35490047004 | 1.50 ppb |
| 2019-08-13 | 35490047001 | 1.50 ppb |
| 2019-08-13 | 35490047002 | 1.90 ppb |
| 2019-08-13 | 35490047003 | 1.50 ppb |
| 2019-08-13 | 35490047004 | 1.50 ppb |
| 2019-11-14 | 35512855001 | 0.720 ppb |
| 2019-11-14 | 35512855002 | 0.600 ppb |
| 2019-11-14 | 35512855003 | 0.580 ppb |
| 2019-11-14 | 35512855004 | 0.530 ppb |
| 2019-11-14 | 35512855001 | 0.720 ppb |
| 2019-11-14 | 35512855002 | 0.600 ppb |
| 2019-11-14 | 35512855003 | 0.580 ppb |
| 2019-11-14 | 35512855004 | 0.530 ppb |
| 2020-02-21 | 35533044001 | ND |
| 2020-02-21 | 35533044002 | ND |
| 2020-02-21 | 35533044003 | ND |
| 2020-02-21 | 35533044004 | 0.530 ppb |
| 2020-05-08 | 35548863001 | 0.790 ppb |
| 2020-05-08 | 35548863002 | 1.000 ppb |
| 2020-05-08 | 35548863003 | 0.550 ppb |
| 2020-05-08 | 35548863004 | 0.550 ppb |
| 2020-08-13 | 35572259001 | 1.70 ppb |
| 2020-08-13 | 35572259002 | 1.70 ppb |
| 2020-08-13 | 35572259003 | 1.70 ppb |
| 2020-08-13 | 35572259004 | 2.10 ppb |
| 2020-11-06 | 35590485001 | 1.20 ppb |
| 2020-11-06 | 35590485002 | 1.40 ppb |
| 2020-11-06 | 35590485003 | 1.30 ppb |
| 2020-11-06 | 35590485004 | 1.10 ppb |
| 2021-02-19 | 35613606001 | 0.710 ppb |
| 2021-02-19 | 35613606002 | 0.770 ppb |
| 2021-02-19 | 35613606003 | 0.730 ppb |
| 2021-02-19 | 35613606004 | 1.000 ppb |
| 2021-05-06 | 35631704001 | 0.880 ppb |
| 2021-05-06 | 35631704002 | 0.980 ppb |
| 2021-05-06 | 35631704003 | 0.960 ppb |
| 2021-05-06 | 35631704004 | 0.950 ppb |
| 2021-08-12 | 35655692001 | 1.30 ppb |
| 2021-08-12 | 35655692002 | 1.20 ppb |
| 2021-08-12 | 35655692003 | 1.90 ppb |
| 2021-08-12 | 35655692004 | 1.40 ppb |
| 2021-11-04 | 35677155001 | 1.70 ppb |
| 2021-11-04 | 35677155002 | 1.70 ppb |
| 2021-11-04 | 35677155003 | 1.60 ppb |
| 2021-11-04 | 35677155004 | 1.90 ppb |
| 2022-02-16 | 35698069001 | 1.10 ppb |
| 2022-02-16 | 35698069002 | 1.000 ppb |
| 2022-02-16 | 35698069003 | 1.50 ppb |
| 2022-02-16 | 35698069004 | 1.10 ppb |
| 2022-05-19 | 35719224001 | 0.720 ppb |
| 2022-05-19 | 35719224002 | 0.580 ppb |
| 2022-05-19 | 35719224003 | 0.710 ppb |
| 2022-05-19 | 35719224004 | 0.610 ppb |
| 2022-08-25 | 35742710001 | 1.70 ppb |
| 2022-08-25 | 35742710002 | 1.80 ppb |
| 2022-08-25 | 35742710003 | 1.90 ppb |
| 2022-08-25 | 35742710004 | 2.00 ppb |
| 2022-11-21 | 35761579001 | 2.30 ppb |
| 2022-11-21 | 35761579002 | 2.20 ppb |
| 2022-11-21 | 35761579003 | 2.20 ppb |
| 2022-11-21 | 35761579004 | 2.50 ppb |
| 2023-02-02 | 35776764001 | ND |
| 2023-02-02 | 35776764002 | 0.510 ppb |
| 2023-02-02 | 35776764003 | ND |
| 2023-02-02 | 35776764004 | ND |
| 2023-05-10 | 35798909002 | 0.660 ppb |
| 2023-05-10 | 35798909004 | 0.720 ppb |
| 2023-05-22 | 35801579001 | ND |
| 2023-05-22 | 35801579002 | ND |
| 2023-08-16 | 35821429001 | 2.90 ppb |
| 2023-08-16 | 35821429002 | 2.80 ppb |
| 2023-08-16 | 35821429003 | 3.40 ppb |
| 2023-08-16 | 35821429004 | 3.40 ppb |
| 2023-11-02 | 35838997001 | 6.70 ppb |
| 2023-11-02 | 35838997002 | 6.90 ppb |
| 2023-11-02 | 35838997003 | 5.60 ppb |
| 2023-11-02 | 35838997004 | 5.60 ppb |