Know Your Environment. Protect Your Health.

Bromoform

Kellerton Water Supply

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.

 

52

Samples

0

Samples exceeding legal limit (MCL)

10

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.0750 ppb81ND - 0.600 ppb
2019ND80ND
2020ND80ND
20210.0663 ppb82ND - 0.290 ppb
20220.187 ppb104ND - 0.730 ppb
20230.770 ppb107ND - 1.60 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
2018-02-19OE625224ND
2018-02-19OE625223ND
2018-05-14OE658460ND
2018-05-14OE6584590.600 ppb
2018-08-22OE704167ND
2018-08-22OE704168ND
2018-11-05OE736813ND
2018-11-05OE736814ND
2019-02-06OE768818ND
2019-02-06OE768819ND
2019-05-06OE804424ND
2019-05-06OE804425ND
2019-08-20OE854106ND
2019-08-20OE854107ND
2019-11-19OE896295ND
2019-11-19OE897241ND
2020-02-11OE927972ND
2020-02-11OE927973ND
2020-05-11OE1005501ND
2020-05-11OE1005503ND
2020-08-26OE1200547ND
2020-08-26OE1200548ND
2020-11-161K01321-01ND
2020-11-161K01321-02ND
2021-02-221EB1583-01ND
2021-02-221EB1583-02ND
2021-05-251EE2522-01ND
2021-05-281EF0268-01ND
2021-08-251EH2646-01ND
2021-08-251EH2646-02ND
2021-11-091EK0995-010.290 ppb
2021-11-091EK0995-020.240 ppb
2022-01-251FA2152-01ND
2022-01-251FA2152-02ND
2022-02-161FB1842-01ND
2022-02-161FB1842-02ND
2022-05-231FE2928-01ND
2022-05-231FE2928-02ND
2022-08-231FH2610-020.210 ppb
2022-08-231FH2610-010.250 ppb
2022-11-291FK2730-010.680 ppb
2022-11-291FK2730-020.730 ppb
2023-02-071GB0963-01ND
2023-02-071GB0963-02ND
2023-05-171GE2177-01ND
2023-05-171GE2177-020.600 ppb
2023-08-161GH1822-011.60 ppb
2023-08-161GH1822-021.50 ppb
2023-10-181GJ1838-010.900 ppb
2023-10-181GJ1838-020.900 ppb
2023-11-021GK0317-021.10 ppb
2023-11-021GK0317-011.10 ppb