Know Your Environment. Protect Your Health.

Bromoform

Bryan County Rw&sd #5

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.

 

51

Samples

0

Samples exceeding legal limit (MCL)

2

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND90ND
20190.111 ppb91ND - 1.000 ppb
2020ND90ND
2021ND80ND
2022ND80ND
20230.345 ppb81ND - 2.76 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
2018-01-24SDWA-1228962-03ND
2018-01-24SDWA-1228963-03ND
2018-03-13SDWA-1244346-00ND
2018-04-18SDWA-1253292-03ND
2018-04-18SDWA-1253297-03ND
2018-07-11SDWA-1277113-03ND
2018-07-11SDWA-1277118-03ND
2018-10-31SDWA-1313230-03ND
2018-10-31SDWA-1313229-03ND
2019-01-30SDWA-1338451-03ND
2019-01-30SDWA-1338452-03ND
2019-04-09SDWA-1362173-03ND
2019-04-09SDWA-1362178-03ND
2019-05-23SDWA-1356567-00ND
2019-07-10SDWA-1391313-031.000 ppb
2019-07-10SDWA-1391318-03ND
2019-10-09SDWA-1425723-03ND
2019-10-09SDWA-1425728-03ND
2020-01-14SDWA-1455935-03ND
2020-01-14SDWA-1455930-03ND
2020-01-30SDWA-1457091-00ND
2020-04-29100824-01ND
2020-04-29100824-02ND
2020-07-15101928-02ND
2020-07-15101928-01ND
2020-10-07103098-02ND
2020-10-07103098-01ND
2021-01-05104281-02ND
2021-01-05104281-01ND
2021-04-14105853-01ND
2021-04-14105853-02ND
2021-07-14107207-02ND
2021-07-14107207-01ND
2021-10-13108654-02ND
2021-10-13108654-01ND
2022-01-12109837-02ND
2022-01-12109837-01ND
2022-04-21111254-01ND
2022-04-21111254-02ND
2022-07-13112476-01ND
2022-07-13112476-02ND
2022-10-12113875-01ND
2022-10-12113875-02ND
2023-01-11115102-01ND
2023-01-11115102-02ND
2023-04-13116517-01ND
2023-04-13116517-02ND
2023-07-12117931-01ND
2023-07-12117931-02ND
2023-10-18119495-01ND
2023-10-18119495-022.76 ppb