Know Your Environment. Protect Your Health.

Bromoform

Connecticut Water Company - Hebron Center Division

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.

 

20

Samples

0

Samples exceeding legal limit (MCL)

7

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.275 ppb21ND - 0.550 ppb
20190.650 ppb220.500 ppb - 0.800 ppb
20200.500 ppb21ND - 1.000 ppb
20210.467 ppb32ND - 0.900 ppb
20220.144 ppb51ND - 0.720 ppb
20230.202 ppb62ND - 0.670 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
2018-04-09CA16134VOC1ND
2018-08-20CB145840.550 ppb
2019-02-11VOC1 2005212120.500 ppb
2019-08-07DBP 2005437660.800 ppb
2020-08-21DBP 2005875951.000 ppb
2020-09-21VOC1 200591010ND
2021-08-18DBP 2006291780.900 ppb
2021-08-31300048791 300048800ND
2021-10-25V300088205 3000882060.500 ppb
2022-01-13CK16254ND
2022-04-21CL13693ND
2022-07-07CL72297ND
2022-08-18CM089540.720 ppb
2022-10-18CM65668ND
2023-01-12CN22972ND
2023-04-17CN852980.540 ppb
2023-08-15CO75345ND
2023-08-21CO793250.670 ppb
2023-10-17CP28039ND
2023-10-24CP33075ND