Know Your Environment. Protect Your Health.

Bromoform

Cape Vincent Town Water Department 3 & 4

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)

11

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.200 ppb41ND - 0.800 ppb
20190.417 ppb64ND - 0.800 ppb
20200.475 ppb42ND - 1.20 ppb
20210.367 ppb32ND - 0.600 ppb
20221.33 ppb32ND - 3.00 ppb
20230.323 ppb42ND - 0.690 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
2018-02-14180216051-001ND
2018-05-09180510035-001ND
2018-08-15180816040-001ND
2018-11-13181114035-0010.800 ppb
2019-02-15190219027-0010.600 ppb
2019-05-07190508035-004ND
2019-05-07190508035-003ND
2019-08-06190807026-0020.500 ppb
2019-08-06190807026-0010.600 ppb
2019-11-15191121078-0020.800 ppb
2020-02-20200221038-002ND
2020-05-14200515022-002ND
2020-08-03200805129-0021.20 ppb
2020-11-06201111047-0020.700 ppb
2021-02-10210212033-0020.500 ppb
2021-05-10210511066-002ND
2021-11-17211119078-0020.600 ppb
2022-02-08220211038-0021.000 ppb
2022-05-16220518049-002ND
2022-07-20220722077-0023.00 ppb
2023-02-0223023012-002ND
2023-05-032305023-002ND
2023-08-01L2344891-01A0.600 ppb
2023-11-07L2366813-010.690 ppb