Know Your Environment. Protect Your Health.

Dibromochloromethane

City of Bethlehem

Dibromochloromethane, one of the total trihalomethanes (TTHMs), is formed when chlorine or other disinfectants are used to treat drinking water. Dibromochloromethane and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy. Click here to read more about disinfection byproducts.

 

201

Samples

0

Samples exceeding legal limit (MCL)

134

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.169 ppb3210ND - 0.600 ppb
20190.239 ppb3314ND - 0.700 ppb
20200.600 ppb3732ND - 1.000 ppb
20210.451 ppb3525ND - 0.800 ppb
20220.531 ppb3228ND - 0.800 ppb
20230.491 ppb3225ND - 0.800 ppb

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.1 ppb

The EWG Health Guideline of 0.1 ppb for dibromochloromethane was 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 and harm to fetal growth and development.

ppb = parts per billion

All test results

Date Lab ID Result
2018-03-138007132-05ND
2018-03-138007132-060.500 ppb
2018-03-138007132-07ND
2018-03-138007132-08ND
2018-03-138007132-01ND
2018-03-138007132-020.500 ppb
2018-03-138007132-03ND
2018-03-138007132-04ND
2018-06-118016016-05ND
2018-06-118016016-060.600 ppb
2018-06-118016016-07ND
2018-06-118016016-08ND
2018-06-118016016-01ND
2018-06-118016016-020.500 ppb
2018-06-118016016-03ND
2018-06-118016016-04ND
2018-09-118025558-060.600 ppb
2018-09-118025558-07ND
2018-09-118025558-010.500 ppb
2018-09-118025558-04ND
2018-09-128025558-05ND
2018-09-128025558-080.500 ppb
2018-09-128025558-030.600 ppb
2018-09-138025558-020.600 ppb
2018-12-108035924-05ND
2018-12-108035924-07ND
2018-12-108035924-01ND
2018-12-108035924-03ND
2018-12-108035924-04ND
2018-12-118035924-08ND
2018-12-118035924-02ND
2018-12-138035924-060.500 ppb
2019-03-119007699-06ND
2019-03-259009015-05ND
2019-03-259009015-06ND
2019-03-259009015-07ND
2019-03-259009015-01ND
2019-03-259009015-020.600 ppb
2019-03-259009015-03ND
2019-03-259009015-04ND
2019-03-269010469-01ND
2019-06-119019274-05ND
2019-06-119019274-080.500 ppb
2019-06-119019274-01ND
2019-06-119019274-020.700 ppb
2019-06-119019274-030.500 ppb
2019-06-119019274-040.500 ppb
2019-06-129019274-070.500 ppb
2019-06-139019274-060.700 ppb
2019-09-099031432-060.500 ppb
2019-09-099031432-07ND
2019-09-099031432-080.500 ppb
2019-09-099031432-020.700 ppb
2019-09-099031432-03ND
2019-09-099031432-040.500 ppb
2019-09-109031432-05ND
2019-09-109031432-01ND
2019-12-269044193-05ND
2019-12-269044193-06ND
2019-12-269044193-07ND
2019-12-269044193-080.500 ppb
2019-12-269044193-010.600 ppb
2019-12-269044193-020.600 ppb
2019-12-269044193-03ND
2019-12-269044193-04ND
2020-03-120.700 ppb
2020-03-120.500 ppb
2020-03-12ND
2020-03-12ND
2020-03-120.600 ppb
2020-03-12ND
2020-03-120.600 ppb
2020-03-12ND
2020-03-120.500 ppb
2020-06-100.700 ppb
2020-06-100.600 ppb
2020-06-100.600 ppb
2020-06-100.700 ppb
2020-06-100.700 ppb
2020-06-110.500 ppb
2020-06-110.700 ppb
2020-06-110.700 ppb
2020-06-110.600 ppb
2020-07-160.800 ppb
2020-09-080.800 ppb
2020-09-080.700 ppb
2020-09-080.700 ppb
2020-09-080.800 ppb
2020-09-081.000 ppb
2020-09-080.700 ppb
2020-09-080.700 ppb
2020-09-080.800 ppb
2020-09-091.000 ppb
2020-12-08ND
2020-12-080.700 ppb
2020-12-080.600 ppb
2020-12-080.900 ppb
2020-12-090.700 ppb
2020-12-100.600 ppb
2020-12-100.600 ppb
2020-12-100.800 ppb
2020-12-100.600 ppb
2021-03-100.700 ppb
2021-03-10ND
2021-03-10ND
2021-03-100.500 ppb
2021-03-10ND
2021-03-100.500 ppb
2021-03-11ND
2021-03-110.500 ppb
2021-03-11ND
2021-06-080.500 ppb
2021-06-080.600 ppb
2021-06-080.600 ppb
2021-06-080.700 ppb
2021-06-080.700 ppb
2021-06-090.600 ppb
2021-06-090.600 ppb
2021-06-100.800 ppb
2021-06-100.600 ppb
2021-09-070.700 ppb
2021-09-070.600 ppb
2021-09-070.700 ppb
2021-09-080.700 ppb
2021-09-080.800 ppb
2021-09-080.600 ppb
2021-09-090.500 ppb
2021-09-090.700 ppb
2021-09-090.800 ppb
2021-12-07ND
2021-12-07ND
2021-12-070.600 ppb
2021-12-08ND
2021-12-08ND
2021-12-080.700 ppb
2021-12-090.500 ppb
2021-12-09ND
2022-03-100.800 ppb
2022-03-100.700 ppb
2022-03-110.600 ppb
2022-03-140.600 ppb
2022-03-140.600 ppb
2022-03-150.600 ppb
2022-03-150.500 ppb
2022-03-150.500 ppb
2022-06-130.600 ppb
2022-06-130.700 ppb
2022-06-130.600 ppb
2022-06-140.500 ppb
2022-06-14ND
2022-06-15ND
2022-06-150.600 ppb
2022-06-150.500 ppb
2022-09-070.600 ppb
2022-09-070.600 ppb
2022-09-070.500 ppb
2022-09-080.600 ppb
2022-09-080.700 ppb
2022-09-080.600 ppb
2022-09-090.600 ppb
2022-09-120.800 ppb
2022-12-070.700 ppb
2022-12-070.600 ppb
2022-12-08ND
2022-12-08ND
2022-12-080.600 ppb
2022-12-080.500 ppb
2022-12-090.600 ppb
2022-12-090.600 ppb
2023-03-130.500 ppb
2023-03-130.600 ppb
2023-03-13ND
2023-03-15ND
2023-03-15ND
2023-03-16ND
2023-03-160.500 ppb
2023-03-16ND
2023-06-080.600 ppb
2023-06-080.600 ppb
2023-06-090.600 ppb
2023-06-120.700 ppb
2023-06-130.600 ppb
2023-06-130.600 ppb
2023-06-140.700 ppb
2023-06-140.600 ppb
2023-09-080.700 ppb
2023-09-110.700 ppb
2023-09-110.800 ppb
2023-09-120.700 ppb
2023-09-120.800 ppb
2023-09-130.700 ppb
2023-09-130.800 ppb
2023-09-130.700 ppb
2023-12-070.600 ppb
2023-12-07ND
2023-12-08ND
2023-12-110.500 ppb
2023-12-110.500 ppb
2023-12-120.600 ppb
2023-12-120.500 ppb
2023-12-120.500 ppb