Know Your Environment. Protect Your Health.

Dibromochloromethane

Cookeville Water Department

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.

 

300

Samples

0

Samples exceeding legal limit (MCL)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND10ND
20210.209 ppb951ND - 19.9 ppb
2022ND1000ND
2023ND1020ND

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
2019-01-31ND
2020-01-15ND
2021-02-02ND
2021-02-02ND
2021-03-0219.9 ppb
2021-03-02ND
2021-03-08ND
2021-03-08ND
2021-03-08ND
2021-03-08ND
2021-03-08ND
2021-03-08ND
2021-03-08ND
2021-03-08ND
2021-03-08ND
2021-03-08ND
2021-03-08ND
2021-03-08ND
2021-03-08ND
2021-03-08ND
2021-03-08ND
2021-03-17ND
2021-03-23ND
2021-03-29ND
2021-04-03ND
2021-04-12ND
2021-04-20ND
2021-04-30ND
2021-05-01ND
2021-05-02ND
2021-05-03ND
2021-05-05ND
2021-05-18ND
2021-05-19ND
2021-06-02ND
2021-06-15ND
2021-06-15ND
2021-06-15ND
2021-06-15ND
2021-06-15ND
2021-06-15ND
2021-06-15ND
2021-06-15ND
2021-06-15ND
2021-06-15ND
2021-06-15ND
2021-06-15ND
2021-06-15ND
2021-06-15ND
2021-06-15ND
2021-06-22ND
2021-06-23ND
2021-06-25ND
2021-07-06ND
2021-07-15ND
2021-07-15ND
2021-07-16ND
2021-08-03ND
2021-08-10ND
2021-08-10ND
2021-09-01ND
2021-09-14ND
2021-09-14ND
2021-09-14ND
2021-09-14ND
2021-09-14ND
2021-09-14ND
2021-09-14ND
2021-09-14ND
2021-09-14ND
2021-09-14ND
2021-09-14ND
2021-09-14ND
2021-09-14ND
2021-09-14ND
2021-09-14ND
2021-10-25ND
2021-10-29ND
2021-11-04ND
2021-11-12ND
2021-11-14ND
2021-12-01ND
2021-12-10ND
2021-12-13ND
2021-12-13ND
2021-12-13ND
2021-12-13ND
2021-12-13ND
2021-12-13ND
2021-12-13ND
2021-12-13ND
2021-12-13ND
2021-12-13ND
2021-12-13ND
2021-12-13ND
2021-12-13ND
2021-12-13ND
2022-01-04ND
2022-01-04ND
2022-01-04ND
2022-01-04ND
2022-02-01ND
2022-02-01ND
2022-02-14ND
2022-02-14ND
2022-02-17ND
2022-02-17ND
2022-03-01ND
2022-03-01ND
2022-03-03ND
2022-03-03ND
2022-03-06ND
2022-03-06ND
2022-03-07ND
2022-03-07ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-03-14ND
2022-04-02ND
2022-05-01ND
2022-06-01ND
2022-06-14ND
2022-06-14ND
2022-06-14ND
2022-06-14ND
2022-06-14ND
2022-06-14ND
2022-06-14ND
2022-06-14ND
2022-06-14ND
2022-06-14ND
2022-06-14ND
2022-06-14ND
2022-06-14ND
2022-06-14ND
2022-06-15ND
2022-07-12ND
2022-07-14ND
2022-08-01ND
2022-08-30ND
2022-09-01ND
2022-09-13ND
2022-09-13ND
2022-09-13ND
2022-09-13ND
2022-09-13ND
2022-09-13ND
2022-09-13ND
2022-09-13ND
2022-09-13ND
2022-09-13ND
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2022-09-13ND
2022-09-13ND
2022-09-13ND
2022-10-04ND
2022-11-01ND
2022-12-01ND
2022-12-12ND
2022-12-12ND
2022-12-12ND
2022-12-12ND
2022-12-12ND
2022-12-12ND
2022-12-12ND
2022-12-12ND
2022-12-12ND
2022-12-12ND
2022-12-12ND
2022-12-12ND
2022-12-12ND
2022-12-12ND
2023-01-03ND
2023-01-03ND
2023-01-03ND
2023-01-03ND
2023-01-03ND
2023-01-03ND
2023-01-04ND
2023-01-04ND
2023-01-04ND
2023-01-13ND
2023-01-13ND
2023-01-13ND
2023-01-24ND
2023-01-24ND
2023-01-24ND
2023-01-26ND
2023-01-26ND
2023-01-26ND
2023-02-01ND
2023-02-01ND
2023-02-01ND
2023-02-21ND
2023-02-23ND
2023-03-01ND
2023-03-13ND
2023-03-13ND
2023-03-13ND
2023-03-13ND
2023-03-13ND
2023-03-13ND
2023-03-13ND
2023-03-13ND
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2023-03-13ND
2023-03-13ND
2023-03-13ND
2023-03-13ND
2023-03-13ND
2023-04-01ND
2023-04-18ND
2023-04-19ND
2023-06-05ND
2023-06-13ND
2023-06-13ND
2023-06-13ND
2023-06-13ND
2023-06-13ND
2023-06-13ND
2023-06-13ND
2023-06-13ND
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2023-06-13ND
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2023-07-03ND
2023-08-01ND
2023-09-05ND
2023-09-12ND
2023-09-12ND
2023-09-12ND
2023-09-12ND
2023-09-12ND
2023-09-12ND
2023-09-12ND
2023-09-12ND
2023-09-12ND
2023-09-12ND
2023-09-12ND
2023-09-12ND
2023-09-12ND
2023-09-12ND
2023-09-12ND
2023-09-12ND
2023-09-12ND
2023-09-12ND
2023-10-03ND
2023-11-01ND
2023-12-01ND
2023-12-11ND
2023-12-11ND
2023-12-11ND
2023-12-11ND
2023-12-11ND
2023-12-11ND
2023-12-11ND
2023-12-11ND
2023-12-11ND
2023-12-11ND
2023-12-11ND
2023-12-11ND
2023-12-11ND
2023-12-11ND
2023-12-11ND
2023-12-11ND
2023-12-11ND
2023-12-11ND