Know Your Environment. Protect Your Health.

Bromoform

Osawatomie, 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)

11

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.443 ppb84ND - 1.20 ppb
2019ND80ND
20200.525 ppb84ND - 1.70 ppb
20210.0638 ppb81ND - 0.510 ppb
20220.363 ppb82ND - 1.60 ppb
20230.275 ppb82ND - 1.10 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
2018-03-209381880.820 ppb
2018-03-209381890.770 ppb
2018-06-119867021.20 ppb
2018-06-119867030.750 ppb
2018-10-241067478ND
2018-10-241067479ND
2018-12-251095271ND
2018-12-251095272ND
2019-03-261139035ND
2019-03-261139036ND
2019-06-241191128ND
2019-06-241191129ND
2019-09-241247359ND
2019-09-241247360ND
2019-12-021281889ND
2019-12-021281888ND
2020-03-091337850ND
2020-03-091337851ND
2020-06-151401833ND
2020-06-151401832ND
2020-09-1415191501.70 ppb
2020-09-1415191491.50 ppb
2020-12-0816978120.500 ppb
2020-12-0816978110.500 ppb
2021-03-0917883220.510 ppb
2021-03-091788321ND
2021-06-211863631ND
2021-06-211863630ND
2021-09-211963042ND
2021-09-211963043ND
2021-12-072051060ND
2021-12-072051061ND
2022-03-142214518ND
2022-03-142214517ND
2022-06-012267676ND
2022-06-012267675ND
2022-09-2723659831.60 ppb
2022-09-2723659821.30 ppb
2022-12-072411660ND
2022-12-072411661ND
2023-03-022457567ND
2023-03-022457568ND
2023-06-012508693ND
2023-06-012508692ND
2023-09-1325744161.10 ppb
2023-09-1325744151.10 ppb
2023-12-132625564ND
2023-12-132625565ND