Know Your Environment. Protect Your Health.

Bromoform

Rombout Water District

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.

 

37

Samples

0

Samples exceeding legal limit (MCL)

9

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.267 ppb61ND - 1.60 ppb
2019ND30ND
20200.200 ppb62ND - 0.600 ppb
2021ND40ND
20220.240 ppb83ND - 0.920 ppb
20230.590 ppb106ND - 1.30 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
2018-03-13CA180456ND
2018-03-13CA180457ND
2018-06-1313191671.60 ppb
2018-09-24GW182224ND
2018-12-10UW182855ND
2018-12-10UW182856ND
2019-02-2719B1034-05ND
2019-06-1019F0427-03ND
2019-08-0619H0283-01ND
2020-03-1020C0486-01ND
2020-03-30RW200784ND
2020-06-0220F0131-01ND
2020-06-1020F0424-01ND
2020-08-1120H0420-040.600 ppb
2020-08-1120H0420-030.600 ppb
2021-03-0821C0482-01ND
2021-03-0821C0482-02ND
2021-05-2521E1148-02ND
2021-05-2521E1148-01ND
2022-03-0122C0107-010.500 ppb
2022-03-0122C0107-020.500 ppb
2022-05-1622E0823-02ND
2022-05-1622E0823-01ND
2022-08-23RW222589ND
2022-08-23RW222590ND
2022-10-31RW2235330.920 ppb
2022-10-31RW223532ND
2023-02-2202222317:2PND
2023-02-2202222317:1PND
2023-04-25CA231353-P0.500 ppb
2023-04-25CA231354-P0.600 ppb
2023-07-19CM232484-P1.30 ppb
2023-07-19CM232483-P1.10 ppb
2023-07-1907192319:1P1.10 ppb
2023-07-1907192319:2P1.30 ppb
2023-10-10CR233931-PND
2023-10-10CR233930-PND