Know Your Environment. Protect Your Health.

Bromoform

City Of Brazoria

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.

 

57

Samples

0

Samples exceeding legal limit (MCL)

39

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20181.46 ppb94ND - 3.90 ppb
20190.767 ppb93ND - 3.10 ppb
20201.88 ppb118ND - 3.90 ppb
20212.24 ppb107ND - 4.00 ppb
20223.89 ppb991.20 ppb - 8.20 ppb
20235.84 ppb98ND - 25.0 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
2018-02-20AE14374ND
2018-02-20AE14371ND
2018-02-20AE14461ND
2018-06-06AE288132.80 ppb
2018-06-06AE288212.60 ppb
2018-08-21AE380953.80 ppb
2018-08-21AE380983.90 ppb
2018-11-07AE45605ND
2018-11-07AE45607ND
2019-01-16AE50103ND
2019-01-16AE50104ND
2019-01-16AE50148ND
2019-04-17AE627232.60 ppb
2019-04-17AE627263.10 ppb
2019-07-11AE74096ND
2019-07-11AE74107ND
2019-11-05AE88448ND
2019-11-05AE884501.20 ppb
2020-02-05AE97038ND
2020-02-05AE97078ND
2020-04-30AF089003.70 ppb
2020-04-30AF089033.90 ppb
2020-04-30AF089491.60 ppb
2020-07-13AF191081.50 ppb
2020-07-13AF191241.40 ppb
2020-07-13AF19164ND
2020-10-06AF296941.70 ppb
2020-10-06AF296583.40 ppb
2020-10-06AF296593.50 ppb
2021-01-12AF38809ND
2021-01-12AF38810ND
2021-01-12AF38838ND
2021-04-21AF508694.00 ppb
2021-04-21AF508713.90 ppb
2021-04-21AF509173.00 ppb
2021-08-05AF650523.30 ppb
2021-08-05AF650533.40 ppb
2021-10-28AF750312.30 ppb
2021-10-28AF750332.50 ppb
2022-01-19AF807002.20 ppb
2022-01-19AF807042.20 ppb
2022-01-19AF807521.20 ppb
2022-04-07AF923993.20 ppb
2022-04-07AF924003.00 ppb
2022-09-20AG141153.50 ppb
2022-09-20AG141173.50 ppb
2022-10-18AG173658.00 ppb
2022-10-18AG173708.20 ppb
2023-02-16AG293121.000 ppb
2023-02-16AG29314ND
2023-06-14AG4450925.0 ppb
2023-06-29AG467222.30 ppb
2023-06-29AG467232.00 ppb
2023-09-05AG547994.30 ppb
2023-09-05AG548223.60 ppb
2023-10-25AG610187.20 ppb
2023-10-25AG610207.20 ppb