Know Your Environment. Protect Your Health.

Bromoform

Erie City Water Authority

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.

 

215

Samples

0

Samples exceeding legal limit (MCL)

17

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND400ND
20190.0789 ppb386ND - 0.500 ppb
20200.281 ppb3619ND - 0.600 ppb
20210.0560 ppb353ND - 0.780 ppb
20220.0785 ppb345ND - 0.560 ppb
2023ND320ND

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
2018-01-083849232ND
2018-02-123870425ND
2018-02-123870426ND
2018-02-123870427ND
2018-02-123870428ND
2018-02-123870429ND
2018-02-123870430ND
2018-02-123870431ND
2018-02-123870464ND
2018-02-123870432ND
2018-02-203876401ND
2018-05-083931239ND
2018-05-143936117ND
2018-05-143936118ND
2018-05-143936119ND
2018-05-143936120ND
2018-05-143936121ND
2018-05-143936122ND
2018-05-143936123ND
2018-05-143936124ND
2018-05-213941491ND
2018-08-064012683ND
2018-08-134022525ND
2018-08-134022526ND
2018-08-134022527ND
2018-08-134022528ND
2018-08-134022529ND
2018-08-134022530ND
2018-08-134022531ND
2018-08-134022532ND
2018-08-214030524ND
2018-11-054111318ND
2018-11-124119046ND
2018-11-124119047ND
2018-11-124119048ND
2018-11-124119049ND
2018-11-124119050ND
2018-11-124119051ND
2018-11-124119052ND
2018-11-124119053ND
2019-01-234181796ND
2019-02-124195420ND
2019-02-124195421ND
2019-02-124195422ND
2019-02-124195423ND
2019-02-124195424ND
2019-02-124195425ND
2019-02-124195426ND
2019-02-124195427ND
2019-05-144294512ND
2019-05-144294514ND
2019-05-144294516ND
2019-05-144294518ND
2019-05-144294520ND
2019-05-144294522ND
2019-05-144294524ND
2019-05-144294526ND
2019-05-214302831ND
2019-08-1243840630.500 ppb
2019-08-1243840640.500 ppb
2019-08-124384065ND
2019-08-124384066ND
2019-08-1243840670.500 ppb
2019-08-124384068ND
2019-08-1243840690.500 ppb
2019-08-1243840780.500 ppb
2019-08-1243840700.500 ppb
2019-09-104415500ND
2019-11-124484315ND
2019-11-124484317ND
2019-11-124484319ND
2019-11-124484321ND
2019-11-124484323ND
2019-11-124484325ND
2019-11-124484327ND
2019-11-124484333ND
2019-11-124484329ND
2019-11-184489097ND
2020-02-12ND
2020-02-12ND
2020-02-12ND
2020-02-12ND
2020-02-12ND
2020-02-12ND
2020-02-12ND
2020-02-12ND
2020-02-12ND
2020-05-120.500 ppb
2020-05-120.560 ppb
2020-05-120.510 ppb
2020-05-120.540 ppb
2020-05-120.530 ppb
2020-05-120.560 ppb
2020-05-12ND
2020-05-120.530 ppb
2020-05-120.590 ppb
2020-08-120.500 ppb
2020-08-120.500 ppb
2020-08-12ND
2020-08-120.600 ppb
2020-08-120.500 ppb
2020-08-12ND
2020-08-120.500 ppb
2020-08-120.500 ppb
2020-08-120.600 ppb
2020-11-16ND
2020-11-16ND
2020-11-16ND
2020-11-160.500 ppb
2020-11-160.500 ppb
2020-11-16ND
2020-11-16ND
2020-11-160.600 ppb
2020-11-160.500 ppb
2021-02-15ND
2021-02-15ND
2021-02-15ND
2021-02-15ND
2021-02-15ND
2021-02-15ND
2021-02-15ND
2021-02-15ND
2021-02-16ND
2021-05-12ND
2021-05-12ND
2021-05-12ND
2021-05-12ND
2021-05-12ND
2021-05-12ND
2021-05-12ND
2021-05-12ND
2021-05-12ND
2021-08-120.780 ppb
2021-08-12ND
2021-08-12ND
2021-08-120.570 ppb
2021-08-12ND
2021-08-12ND
2021-08-12ND
2021-08-120.610 ppb
2021-08-12ND
2021-11-12ND
2021-11-12ND
2021-11-12ND
2021-11-12ND
2021-11-12ND
2021-11-12ND
2021-11-12ND
2021-11-12ND
2022-02-14ND
2022-02-14ND
2022-02-14ND
2022-02-14ND
2022-02-14ND
2022-02-14ND
2022-02-14ND
2022-02-14ND
2022-02-14ND
2022-05-12ND
2022-05-12ND
2022-05-12ND
2022-05-12ND
2022-05-12ND
2022-05-12ND
2022-05-12ND
2022-05-12ND
2022-05-12ND
2022-08-15ND
2022-08-150.550 ppb
2022-08-150.500 ppb
2022-08-15ND
2022-08-15ND
2022-08-150.530 ppb
2022-08-150.530 ppb
2022-08-150.560 ppb
2022-11-14ND
2022-11-14ND
2022-11-14ND
2022-11-14ND
2022-11-14ND
2022-11-14ND
2022-11-14ND
2022-11-14ND
2023-02-13ND
2023-02-13ND
2023-02-13ND
2023-02-13ND
2023-02-13ND
2023-02-13ND
2023-02-13ND
2023-02-13ND
2023-05-15ND
2023-05-15ND
2023-05-15ND
2023-05-15ND
2023-05-15ND
2023-05-15ND
2023-05-15ND
2023-05-24ND
2023-08-14ND
2023-08-14ND
2023-08-14ND
2023-08-14ND
2023-08-14ND
2023-08-14ND
2023-08-14ND
2023-08-14ND
2023-11-14ND
2023-11-14ND
2023-11-14ND
2023-11-14ND
2023-11-14ND
2023-11-14ND
2023-11-14ND
2023-11-14ND