Know Your Environment. Protect Your Health.

Bromoform

Rose Hill Special Utility 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.

 

48

Samples

0

Samples exceeding legal limit (MCL)

14

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.311 ppb82ND - 1.30 ppb
2019ND80ND
20200.914 ppb82ND - 3.89 ppb
2021ND80ND
20221.33 ppb86ND - 2.10 ppb
20230.944 ppb84ND - 2.55 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
2018-02-06Q1804644002ND
2018-02-06Q18046440011.30 ppb
2018-04-26Q1817054002ND
2018-04-26Q1817054001ND
2018-08-08Q18314800021.19 ppb
2018-08-08Q1831480003ND
2018-11-08Q1844885001ND
2018-11-08Q1844885002ND
2019-01-10Q1901474001ND
2019-01-10Q1901474003ND
2019-04-22Q1916317001ND
2019-04-22Q1916317002ND
2019-09-10Q1963557002ND
2019-09-10Q1963557001ND
2019-11-21Q1977819001ND
2019-11-21Q1977819002ND
2020-02-05Q20048210013.42 ppb
2020-02-05Q20048210023.89 ppb
2020-04-23Q2016207001ND
2020-04-23Q2016207002ND
2020-08-13Q2032328001ND
2020-08-13Q2032328002ND
2020-12-01Q2048060001ND
2020-12-01Q2048060002ND
2021-02-09Q2103872001ND
2021-02-09Q2103872002ND
2021-04-19Q2109943001ND
2021-04-19Q2109943002ND
2021-07-30Q2119996001ND
2021-07-30Q2119996002ND
2021-10-07Q2127808001ND
2021-10-07Q2127808003ND
2022-02-01Q2203623001ND
2022-02-01Q2203623002ND
2022-06-16Q22168340012.00 ppb
2022-06-16Q22168340022.09 ppb
2022-09-06Q22262830011.71 ppb
2022-09-06Q22262830021.45 ppb
2022-12-06Q22367250021.28 ppb
2022-12-06Q22367250032.10 ppb
2023-02-06Q2304358001ND
2023-02-06Q2304358003ND
2023-06-06Q23210880012.55 ppb
2023-06-06Q23210880022.27 ppb
2023-08-18Q23351650011.44 ppb
2023-08-18Q23351650021.29 ppb
2023-11-14Q2348700001ND
2023-12-13Q2353537001ND