Know Your Environment. Protect Your Health.

Bromoform

Hopewell North WD

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

8

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
20202.10 ppb220.911 ppb - 3.29 ppb
20210.339 ppb42ND - 0.736 ppb
20220.365 ppb42ND - 0.860 ppb
20230.570 ppb220.550 ppb - 0.590 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
2020-09-17420-181038-10.911 ppb
2020-12-15420-187517-13.29 ppb
2021-03-16420-193123-10.618 ppb
2021-06-16420-199938-10.736 ppb
2021-09-24420-207388-1ND
2021-12-14420-213167-1ND
2022-03-15420-219156-1PND
2022-06-16420-226922-1ND
2022-09-22420-235842-10.860 ppb
2022-12-2222L3138-01P0.600 ppb
2023-03-16CN61631-P0.550 ppb
2023-06-21CO33953-P0.590 ppb