Know Your Environment. Protect Your Health.

Bromoform

Pennsylvania American Water Company New Castle

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.

 

96

Samples

0

Samples exceeding legal limit (MCL)

4

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND160ND
2019ND160ND
2020ND160ND
20210.0625 ppb162ND - 0.500 ppb
20220.519 ppb164ND - 3.80 ppb
2023ND160ND

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
2018-01-0438167801ND
2018-01-0438168701ND
2018-01-0438167601ND
2018-01-0438168301ND
2018-04-0439081001ND
2018-04-0439080001ND
2018-04-0439080201ND
2018-04-0439080601ND
2018-07-0540216301ND
2018-07-0540214801ND
2018-07-0540215001ND
2018-07-0540215701ND
2018-10-0441317001ND
2018-10-0441317401ND
2018-10-0441316601ND
2018-10-0441316401ND
2019-01-0742506201ND
2019-01-0742505801ND
2019-01-0742506601ND
2019-01-0742505601ND
2019-04-0443666501ND
2019-04-0443666401ND
2019-04-0443666701ND
2019-04-0443666601ND
2019-07-0845026701ND
2019-07-0845026601ND
2019-07-0845026501ND
2019-07-0845026401ND
2019-10-0446838601ND
2019-10-0446838501ND
2019-10-0446838401ND
2019-10-0446838701ND
2020-01-07ND
2020-01-07ND
2020-01-07ND
2020-01-07ND
2020-04-06ND
2020-04-06ND
2020-04-06ND
2020-04-06ND
2020-07-06ND
2020-07-06ND
2020-07-06ND
2020-07-06ND
2020-10-05ND
2020-10-05ND
2020-10-05ND
2020-10-05ND
2021-01-05ND
2021-01-05ND
2021-01-05ND
2021-01-05ND
2021-04-05ND
2021-04-05ND
2021-04-05ND
2021-04-05ND
2021-07-060.500 ppb
2021-07-06ND
2021-07-060.500 ppb
2021-07-06ND
2021-10-04ND
2021-10-04ND
2021-10-04ND
2021-10-04ND
2022-01-05ND
2022-01-05ND
2022-01-05ND
2022-01-05ND
2022-04-04ND
2022-04-04ND
2022-04-04ND
2022-04-04ND
2022-07-053.80 ppb
2022-07-052.00 ppb
2022-07-050.700 ppb
2022-07-051.80 ppb
2022-10-04ND
2022-10-04ND
2022-10-04ND
2022-10-04ND
2023-01-04ND
2023-01-04ND
2023-01-04ND
2023-01-04ND
2023-04-04ND
2023-04-04ND
2023-04-04ND
2023-04-04ND
2023-07-05ND
2023-07-05ND
2023-07-05ND
2023-07-05ND
2023-10-04ND
2023-10-04ND
2023-10-04ND
2023-10-04ND