Know Your Environment. Protect Your Health.

Bromoform

Elmo 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
20190.288 ppb41ND - 1.15 ppb
2020ND40ND
20210.305 ppb41ND - 1.22 ppb
20220.438 ppb41ND - 1.75 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
2018-02-02Q1804364001ND
2018-05-01Q1817464001ND
2018-08-09Q1832017001ND
2018-11-06Q1844673002ND
2019-01-22Q1903211001ND
2019-05-01Q19180130021.15 ppb
2019-08-12Q1953360001ND
2019-10-15Q1972655001ND
2020-01-15Q2001637001ND
2020-04-22Q2016074001ND
2020-08-03Q2030166001ND
2020-12-02Q2048058001ND
2021-02-09Q2103867001ND
2021-04-21Q2110307001ND
2021-08-12Q2121660001ND
2021-10-26Q21301120021.22 ppb
2022-01-27Q2203343001ND
2022-06-16Q22168310011.75 ppb
2022-09-06Q2226278001ND
2022-10-31Q2232699002ND
2023-02-23Q2307632002ND
2023-06-26Q2324331001ND
2023-08-18Q2335164001ND
2023-11-14Q2348699001ND