Dibromochloromethane
United Water Pa Bloomsburg Op
Dibromochloromethane, one of the total trihalomethanes (TTHMs), is formed when chlorine or other disinfectants are used to treat drinking water. Dibromochloromethane 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 | 0.580 ppb | 16 | 9 | ND - 1.40 ppb |
| 2019 | 0.519 ppb | 16 | 8 | ND - 1.40 ppb |
| 2020 | 1.15 ppb | 18 | 14 | ND - 2.40 ppb |
| 2021 | 0.950 ppb | 20 | 15 | ND - 2.70 ppb |
| 2022 | 1.66 ppb | 20 | 14 | ND - 8.60 ppb |
| 2023 | 0.464 ppb | 22 | 9 | ND - 1.40 ppb |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
EWG Health Guideline: 0.1 ppb
The EWG Health Guideline of 0.1 ppb for dibromochloromethane was based on 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 |
|---|---|---|
| 2018-02-08 | 2294198001 | 0.900 ppb |
| 2018-02-08 | 2294198002 | 0.710 ppb |
| 2018-02-08 | 2294198003 | 0.940 ppb |
| 2018-02-08 | 2294198004 | 0.930 ppb |
| 2018-05-08 | 2314508001 | ND |
| 2018-05-08 | 2314508002 | ND |
| 2018-05-08 | 2314508003 | ND |
| 2018-05-08 | 2314508004 | ND |
| 2018-08-13 | 2332523001 | 1.10 ppb |
| 2018-08-13 | 2332523002 | 1.10 ppb |
| 2018-08-13 | 2332523003 | 1.10 ppb |
| 2018-08-13 | 2332523004 | 1.40 ppb |
| 2018-11-08 | 2349370001 | 1.10 ppb |
| 2018-11-08 | 2349370002 | ND |
| 2018-11-08 | 2349370003 | ND |
| 2018-11-08 | 2349370004 | ND |
| 2019-02-11 | 1902-801-1 | ND |
| 2019-02-11 | 1902-801-2 | ND |
| 2019-02-11 | 1902-801-3 | ND |
| 2019-02-11 | 1902-801-4 | ND |
| 2019-05-09 | 7089145001 | 0.710 ppb |
| 2019-05-09 | 7089145002 | 0.660 ppb |
| 2019-05-09 | 7089145003 | 0.750 ppb |
| 2019-05-09 | 7089145004 | 0.880 ppb |
| 2019-08-07 | 70100803001 | 1.20 ppb |
| 2019-08-07 | 70100803002 | 1.40 ppb |
| 2019-08-07 | 70100803003 | 1.30 ppb |
| 2019-08-07 | 70100803004 | 1.40 ppb |
| 2019-11-08 | 1910-1477-4 | ND |
| 2019-11-08 | 1910-1477-3 | ND |
| 2019-11-08 | 1910-1477-1 | ND |
| 2019-11-08 | 1910-1477-2 | ND |
| 2020-02-07 | 0.970 ppb | |
| 2020-02-07 | 0.520 ppb | |
| 2020-02-07 | 0.770 ppb | |
| 2020-02-07 | 0.710 ppb | |
| 2020-05-12 | ND | |
| 2020-05-12 | ND | |
| 2020-05-12 | ND | |
| 2020-05-12 | ND | |
| 2020-08-11 | 2.10 ppb | |
| 2020-08-11 | 1.80 ppb | |
| 2020-08-11 | 1.80 ppb | |
| 2020-08-11 | 2.40 ppb | |
| 2020-08-11 | 1.80 ppb | |
| 2020-11-10 | 1.60 ppb | |
| 2020-11-10 | 1.60 ppb | |
| 2020-11-10 | 1.20 ppb | |
| 2020-11-10 | 1.80 ppb | |
| 2020-11-10 | 1.60 ppb | |
| 2021-02-08 | 0.880 ppb | |
| 2021-02-08 | 0.830 ppb | |
| 2021-02-08 | 0.650 ppb | |
| 2021-02-08 | 0.960 ppb | |
| 2021-02-08 | 1.20 ppb | |
| 2021-05-11 | ND | |
| 2021-05-11 | ND | |
| 2021-05-11 | ND | |
| 2021-05-11 | ND | |
| 2021-05-11 | ND | |
| 2021-08-11 | 2.00 ppb | |
| 2021-08-11 | 1.80 ppb | |
| 2021-08-11 | 2.10 ppb | |
| 2021-08-11 | 2.50 ppb | |
| 2021-08-11 | 2.70 ppb | |
| 2021-11-22 | 0.760 ppb | |
| 2021-11-22 | 0.700 ppb | |
| 2021-11-22 | 0.680 ppb | |
| 2021-11-22 | 0.700 ppb | |
| 2021-11-22 | 0.540 ppb | |
| 2022-02-10 | 0.830 ppb | |
| 2022-02-10 | ND | |
| 2022-02-10 | ND | |
| 2022-02-10 | ND | |
| 2022-02-10 | ND | |
| 2022-05-11 | 0.540 ppb | |
| 2022-05-11 | ND | |
| 2022-05-11 | 0.860 ppb | |
| 2022-05-11 | ND | |
| 2022-05-11 | 0.790 ppb | |
| 2022-08-11 | 3.10 ppb | |
| 2022-08-11 | 3.60 ppb | |
| 2022-08-11 | 3.80 ppb | |
| 2022-08-11 | 4.00 ppb | |
| 2022-08-11 | 8.60 ppb | |
| 2022-11-07 | 1.50 ppb | |
| 2022-11-07 | 1.30 ppb | |
| 2022-11-07 | 1.10 ppb | |
| 2022-11-07 | 1.60 ppb | |
| 2022-11-07 | 1.50 ppb | |
| 2023-02-09 | ND | |
| 2023-02-09 | ND | |
| 2023-02-09 | ND | |
| 2023-02-09 | ND | |
| 2023-02-09 | ND | |
| 2023-05-11 | 28984409.00 | ND |
| 2023-05-11 | ND | |
| 2023-05-11 | ND | |
| 2023-05-11 | ND | |
| 2023-05-11 | ND | |
| 2023-05-11 | ND | |
| 2023-05-11 | ND | |
| 2023-08-08 | 1.30 ppb | |
| 2023-08-08 | 1.10 ppb | |
| 2023-08-08 | 1.20 ppb | |
| 2023-08-08 | ND | |
| 2023-08-08 | 1.40 ppb | |
| 2023-11-09 | 1.10 ppb | |
| 2023-11-09 | 1.000 ppb | |
| 2023-11-09 | 1.000 ppb | |
| 2023-11-09 | 1.10 ppb | |
| 2023-11-09 | 1.000 ppb |