Know Your Environment. Protect Your Health.

Bromoform

City of Brady Water System

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.

 

39

Samples

0

Samples exceeding legal limit (MCL)

16

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20183.44 ppb96ND - 23.0 ppb
20192.88 ppb93ND - 15.0 ppb
20201.48 ppb53ND - 5.10 ppb
20210.300 ppb51ND - 1.50 ppb
20220.600 ppb71ND - 4.20 ppb
20230.625 ppb42ND - 1.40 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
2018-02-20AE146922.10 ppb
2018-02-20AE146811.20 ppb
2018-02-20AE147811.70 ppb
2018-02-20AE14767ND
2018-05-30AE282701.60 ppb
2018-05-30AE28272ND
2018-08-01AE35528ND
2018-08-01AE355291.40 ppb
2018-08-01AE3560223.0 ppb
2019-02-20AE55320ND
2019-02-20AE55322ND
2019-02-20AE55316ND
2019-02-20AE55314ND
2019-04-15AE625489.90 ppb
2019-04-15AE62550ND
2019-07-15AE746251.000 ppb
2019-07-15AE74627ND
2019-07-15AE7467015.0 ppb
2020-02-26AF00268ND
2020-02-26AF002641.000 ppb
2020-02-26AF002625.10 ppb
2020-08-05AF221681.30 ppb
2020-08-05AF22169ND
2021-01-13AF39504ND
2021-01-13AF39520ND
2021-01-13AF39530ND
2021-05-19AF547261.50 ppb
2021-05-19AF54727ND
2022-06-14AG00840ND
2022-06-14AG00844ND
2022-06-14AG00842ND
2022-06-14AG00818ND
2022-08-04AG07804ND
2022-08-04AG078634.20 ppb
2022-08-04AG07865ND
2023-01-19AG252781.40 ppb
2023-01-19AG25284ND
2023-06-08AG437101.10 ppb
2023-06-08AG43711ND