Know Your Environment. Protect Your Health.

Dibromochloromethane

Oppelo 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.

 

45

Samples

0

Samples exceeding legal limit (MCL)

7

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND70ND
2019ND60ND
20200.288 ppb82ND - 1.20 ppb
20210.400 ppb83ND - 1.20 ppb
20220.295 ppb82ND - 1.34 ppb
2023ND80ND

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
2018-01-1718018003002ND
2018-01-1718018003102ND
2018-04-1718109002302ND
2018-04-1718109002402ND
2018-07-1718200004902ND
2018-07-1718200005002ND
2018-10-1718290003702ND
2019-02-1319045000302ND
2019-02-1319045000402ND
2019-04-2219115006602ND
2019-04-2219115006502ND
2019-07-2219206006401ND
2019-07-2219206006301ND
2020-01-2820030013702ND
2020-01-28200300138021.10 ppb
2020-05-05201280009021.20 ppb
2020-05-0520128001002ND
2020-08-0320218000702ND
2020-08-0320218000802ND
2020-11-0320310013302ND
2020-11-0320310013402ND
2021-02-02210360011021.000 ppb
2021-02-0221036001002ND
2021-05-03211260018021.000 ppb
2021-05-0321126001902ND
2021-08-0221217003902ND
2021-08-0221217004002ND
2021-11-0121308000702ND
2021-11-01213080006021.20 ppb
2022-01-3122033005702ND
2022-01-3122033005802ND
2022-05-02O197531-THM-1ND
2022-05-02O197530-THM-1ND
2022-08-01O200328-THM-1ND
2022-09-12O201923-THM-1ND
2022-10-31O203485-THM-11.34 ppb
2022-10-31O203484-THM-11.02 ppb
2023-02-06O206100-THM-1ND
2023-02-06O206101-THM-1ND
2023-05-08O208920-THM-1ND
2023-05-08O208921-THM-1ND
2023-07-31O211140-THM-1ND
2023-07-31O211139-THM-1ND
2023-10-30O213625-THM-1ND
2023-10-30O213626-THM-1ND