Know Your Environment. Protect Your Health.

Dibromochloromethane

Greeneville Water & Light Comm.

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.

 

296

Samples

0

Samples exceeding legal limit (MCL)

3

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND10ND
20210.0347 ppb893ND - 1.05 ppb
2022ND1130ND
2023ND910ND

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 Result
2018-01-03ND
2019-01-03ND
2020-01-08ND
2021-01-06ND
2021-02-04ND
2021-02-04ND
2021-02-04ND
2021-02-04ND
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2021-02-04ND
2021-02-04ND
2021-02-04ND
2021-02-04ND
2021-02-04ND
2021-02-04ND
2021-02-04ND
2021-02-04ND
2021-02-04ND
2021-02-04ND
2021-05-04ND
2021-05-04ND
2021-05-04ND
2021-05-04ND
2021-05-04ND
2021-05-04ND
2021-05-04ND
2021-05-04ND
2021-05-04ND
2021-05-04ND
2021-05-04ND
2021-05-04ND
2021-05-04ND
2021-05-04ND
2021-05-04ND
2021-05-04ND
2021-05-04ND
2021-05-04ND
2021-05-04ND
2021-05-04ND
2021-05-04ND
2021-05-04ND
2021-08-03ND
2021-08-031.05 ppb
2021-08-03ND
2021-08-03ND
2021-08-031.02 ppb
2021-08-03ND
2021-08-03ND
2021-08-03ND
2021-08-03ND
2021-08-03ND
2021-08-03ND
2021-08-03ND
2021-08-03ND
2021-08-03ND
2021-08-03ND
2021-08-03ND
2021-08-03ND
2021-08-03ND
2021-08-03ND
2021-08-03ND
2021-08-03ND
2021-08-031.02 ppb
2021-11-02ND
2021-11-02ND
2021-11-02ND
2021-11-02ND
2021-11-02ND
2021-11-02ND
2021-11-02ND
2021-11-02ND
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2021-11-02ND
2021-11-02ND
2021-11-02ND
2021-11-02ND
2021-11-02ND
2021-11-02ND
2022-01-05ND
2022-01-05ND
2022-02-08ND
2022-02-08ND
2022-02-08ND
2022-02-08ND
2022-02-08ND
2022-02-08ND
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2022-02-08ND
2022-05-03ND
2022-05-03ND
2022-05-03ND
2022-05-03ND
2022-05-03ND
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2022-08-02ND
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2022-08-31ND
2022-11-08ND
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2022-11-08ND
2022-11-08ND
2022-11-08ND
2023-01-04ND
2023-01-04ND
2023-01-04ND
2023-02-07ND
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2023-05-02ND
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2023-08-15ND
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2023-11-07ND
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2023-11-07ND