Know Your Environment. Protect Your Health.

Bromoform

Basin City Water Sewer District

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.

 

6

Samples

0

Samples exceeding legal limit (MCL)

5

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.900 ppb110.900 ppb
20190.405 ppb21ND - 0.810 ppb
2020N/A00N/A
2021N/A00N/A
2022N/A00N/A
20233.09 ppb330.520 ppb - 5.65 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
2018-11-200.900 ppb
2019-08-01ND
2019-08-010.810 ppb
2023-10-2545393970.520 ppb
2023-12-2745734425.65 ppb
2023-12-2745734433.10 ppb