Know Your Environment. Protect Your Health.

Bromoform

City of Trinidad

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.

 

30

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND50ND
2019ND50ND
2020ND50ND
2021ND50ND
2022ND50ND
2023ND50ND

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
2018-02-23Q1807769001ND
2018-05-31Q1821775002ND
2018-09-14Q1837127001ND
2018-12-10Q1850276002ND
2018-12-10Q1850276007ND
2019-03-04Q1908970002ND
2019-03-04Q1908970011ND
2019-06-13Q1935697001ND
2019-09-10Q1963305001ND
2019-11-07Q1976145001ND
2020-03-18Q2011900002ND
2020-03-18Q2011900008ND
2020-04-23Q2016171001ND
2020-09-24Q2037859001ND
2020-11-10Q2044163001ND
2021-02-04Q2103564002ND
2021-04-15Q2109768001ND
2021-04-15Q2109768008ND
2021-08-26Q2123341001ND
2021-12-15Q2135522001ND
2022-03-09Q2208174001ND
2022-05-16Q2214448003ND
2022-05-16Q2214448012ND
2022-09-19Q2227940001ND
2022-11-04Q2233513001ND
2023-02-27Q2307801004ND
2023-02-27Q2307801008ND
2023-05-11Q2318007001ND
2023-08-28Q2336744001ND
2023-11-20Q2349787001ND