Know Your Environment. Protect Your Health.

Bromoform

West Point, City of

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.

 

25

Samples

0

Samples exceeding legal limit (MCL)

22

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20181.25 ppb331.07 ppb - 1.59 ppb
20190.490 ppb32ND - 0.810 ppb
20201.19 ppb32ND - 2.46 ppb
20210.853 ppb330.680 ppb - 1.01 ppb
20220.676 ppb54ND - 0.990 ppb
20230.780 ppb880.630 ppb - 0.910 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
2018-01-165308421.07 ppb
2018-09-245719411.10 ppb
2018-09-245719401.59 ppb
2019-01-14592531ND
2019-09-036304280.660 ppb
2019-09-036304290.810 ppb
2020-02-106506142.46 ppb
2020-09-146899751.10 ppb
2020-09-14689974ND
2021-01-197130050.680 ppb
2021-09-217644090.870 ppb
2021-09-217644081.01 ppb
2022-01-18778908ND
2022-09-128228770.750 ppb
2022-09-128228780.990 ppb
2022-12-058357900.820 ppb
2022-12-058357890.820 ppb
2023-03-068513860.690 ppb
2023-03-068513870.630 ppb
2023-06-198641050.710 ppb
2023-06-198641040.780 ppb
2023-09-068799060.880 ppb
2023-09-068799070.910 ppb
2023-12-058914920.770 ppb
2023-12-058914910.870 ppb