Know Your Environment. Protect Your Health.

Bromoform

Georgetown, City of

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.

 

48

Samples

0

Samples exceeding legal limit (MCL)

23

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20189.25 ppb84ND - 26.5 ppb
201911.0 ppb84ND - 31.4 ppb
20209.41 ppb84ND - 21.3 ppb
20218.79 ppb84ND - 20.2 ppb
20229.21 ppb85ND - 22.1 ppb
20232.48 ppb82ND - 14.3 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
2018-02-142180215-05ND
2018-02-142180215-0610.9 ppb
2018-05-162180517-05ND
2018-05-162180517-0612.2 ppb
2018-08-152180816-04ND
2018-08-152180816-1626.5 ppb
2018-11-132181114-0624.4 ppb
2018-11-132181114-05ND
2019-02-212190222-2620.9 ppb
2019-02-212190222-25ND
2019-05-132190514-11ND
2019-05-132190514-1217.9 ppb
2019-08-142190815-0631.4 ppb
2019-08-142190815-05ND
2019-11-142191119-0618.1 ppb
2019-11-142191119-05ND
2020-02-182200219-0615.1 ppb
2020-02-182200219-05ND
2020-05-182200519-05ND
2020-05-182200519-0618.5 ppb
2020-08-172200818-5221.3 ppb
2020-08-172200818-51ND
2020-11-192201120-4020.5 ppb
2020-11-192201120-39ND
2021-02-172210219-0620.2 ppb
2021-02-172210219-05ND
2021-05-202210521-37ND
2021-05-202210521-3815.8 ppb
2021-08-192210820-27ND
2021-08-192210820-2819.0 ppb
2021-11-172211118-11ND
2021-11-172211118-1215.4 ppb
2022-02-142220215-19ND
2022-02-142220215-2014.7 ppb
2022-05-162220517-0617.0 ppb
2022-05-162220517-050.660 ppb
2022-08-152220816-0622.1 ppb
2022-08-152220816-05ND
2022-11-142221115-0619.3 ppb
2022-11-142221115-05ND
2023-02-1423B0073-0114.3 ppb
2023-02-1423B0073-02ND
2023-05-1523E0179-015.50 ppb
2023-05-1523E0179-02ND
2023-08-1623H0150-02ND
2023-08-1623H0150-01ND
2023-11-1423K0078-01ND
2023-11-1423K0078-02ND