Know Your Environment. Protect Your Health.

Bromoform

Blackjack Water Supply Corporation

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.

 

44

Samples

0

Samples exceeding legal limit (MCL)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND60ND
2019ND100ND
2020ND120ND
2021ND80ND
20220.303 ppb41ND - 1.21 ppb
2023ND40ND

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
2018-03-22Q1811649011ND
2018-03-22Q1811649001ND
2018-08-16Q1832896002ND
2018-08-16Q1832896001ND
2018-10-30Q1843883001ND
2018-10-30Q1843883002ND
2019-03-21Q1911965001ND
2019-03-21Q1911965002ND
2019-05-21Q1927030012ND
2019-05-21Q1927030011ND
2019-05-21Q1927030008ND
2019-05-21Q1927030006ND
2019-09-23Q1968475001ND
2019-09-23Q1968475002ND
2019-11-25Q1978275001ND
2019-11-25Q1978275002ND
2020-03-09Q2008429001ND
2020-03-09Q2008429003ND
2020-03-09Q2008429009ND
2020-03-09Q2008429010ND
2020-05-07Q2018092003ND
2020-05-07Q2018092001ND
2020-05-07Q2018092002ND
2020-07-30Q2029903001ND
2020-07-30Q2029903002ND
2020-07-30Q2029903003ND
2020-12-11Q2049435001ND
2020-12-11Q2049435002ND
2021-03-04Q2105806001ND
2021-03-04Q2105806002ND
2021-06-10Q2115263001ND
2021-06-10Q2115263002ND
2021-09-29Q2126705005ND
2021-09-29Q2126705016ND
2021-09-29Q2126705015ND
2021-09-29Q2126705007ND
2022-06-13Q22163780041.21 ppb
2022-06-13Q2216378005ND
2022-06-13Q2216378006ND
2022-06-13Q2216378008ND
2023-04-03Q2312018003ND
2023-04-03Q2312018005ND
2023-07-13Q2327564001ND
2023-07-13Q2327564002ND