Know Your Environment. Protect Your Health.

Bromoform

Lawrence Water Supply Corporation

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.

 

24

Samples

0

Samples exceeding legal limit (MCL)

3

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND40ND
20200.853 ppb41ND - 3.41 ppb
20210.275 ppb41ND - 1.10 ppb
20220.300 ppb41ND - 1.20 ppb
2023ND40ND

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
2018-02-06Q1804641001ND
2018-04-26Q1817051001ND
2018-08-08Q1831477002ND
2018-11-06Q1844675001ND
2019-01-22Q1903213001ND
2019-04-24Q1916756001ND
2019-09-10Q1963555001ND
2019-11-25Q1977991001ND
2020-02-04Q20045320023.41 ppb
2020-04-22Q2016087001ND
2020-08-03Q2030168001ND
2020-12-02Q2048064001ND
2021-02-09Q2103870001ND
2021-04-21Q2110311001ND
2021-08-12Q2121664001ND
2021-10-28Q21304150011.10 ppb
2022-02-10Q2204933001ND
2022-06-09Q22162040021.20 ppb
2022-09-06Q2226281001ND
2022-10-31Q2232703001ND
2023-02-23Q2307636002ND
2023-06-19Q2323063001ND
2023-08-17Q2334693001ND
2023-11-14Q2348705001ND