Know Your Environment. Protect Your Health.

Bromoform

Hillburn Village

Bromoform, one of the total trihalomethanes (TTHMs), is formed when chlorine or other disinfectants are used to treat drinking water. Bromoform and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy. Click here to read more about disinfection byproducts.

 

32

Samples

0

Samples exceeding legal limit (MCL)

23

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20181.43 ppb86ND - 3.53 ppb
20190.555 ppb21ND - 1.11 ppb
20200.757 ppb440.418 ppb - 1.61 ppb
20210.699 ppb87ND - 1.64 ppb
20221.09 ppb660.619 ppb - 1.46 ppb
20230.525 ppb42ND - 1.10 ppb

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.5 ppb

The EWG Health Guideline of 0.5 ppb for bromoform is 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, harm to reproduction and child development, and change to fetal growth and development .

ppb = parts per billion

All test results

Date Lab ID Result
2018-02-26DW-894633.53 ppb
2018-02-26DW-894610.870 ppb
2018-05-31DW-907020.490 ppb
2018-05-31DW-907041.12 ppb
2018-08-28DW-92033ND
2018-08-28DW-92031ND
2018-11-14DW-931493.11 ppb
2018-11-14DW-931502.32 ppb
2019-07-199071202-011.11 ppb
2019-09-059090175-01ND
2020-01-140010522-010.460 ppb
2020-02-240020913-010.538 ppb
2020-05-280051025-010.418 ppb
2020-08-260081128-041.61 ppb
2021-02-261030370-01ND
2021-02-261030370-020.518 ppb
2021-05-271051328-020.796 ppb
2021-05-271051328-030.798 ppb
2021-08-251081346-040.650 ppb
2021-08-251081346-031.64 ppb
2021-11-221111145-020.606 ppb
2021-11-221111145-030.586 ppb
2022-03-292031429-030.793 ppb
2022-03-292031429-021.19 ppb
2022-06-292061361-031.06 ppb
2022-06-292061361-020.619 ppb
2022-11-2822K1400-031.40 ppb
2022-11-2822K1404-021.46 ppb
2023-07-3123G1803-011.10 ppb
2023-07-3123G1807-01ND
2023-11-2723K16971.000 ppb
2023-11-2723K1697-02ND