Know Your Environment. Protect Your Health.

Bromoform

City of Sanger

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.

 

85

Samples

0

Samples exceeding legal limit (MCL)

52

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20181.01 ppb166ND - 3.88 ppb
20191.49 ppb149ND - 6.81 ppb
20202.13 ppb149ND - 5.60 ppb
20211.32 ppb149ND - 3.17 ppb
20224.06 ppb1310ND - 20.8 ppb
20232.20 ppb149ND - 5.73 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
2018-01-10Q1801330002ND
2018-01-10Q1801330004ND
2018-01-10Q1801330006ND
2018-01-10Q1801330007ND
2018-01-10Q1801330021ND
2018-01-10Q18013300221.16 ppb
2018-01-31Q1804070006ND
2018-04-10Q18146060202.57 ppb
2018-04-10Q1814606021ND
2018-04-10Q1814606014ND
2018-04-10Q1814606013ND
2018-04-10Q1814606005ND
2018-07-18Q18288590023.88 ppb
2018-07-18Q18288590033.58 ppb
2018-10-09Q18404490012.17 ppb
2018-10-09Q18404490022.72 ppb
2019-01-09Q1901596010ND
2019-01-09Q1901596025ND
2019-01-09Q19015960241.64 ppb
2019-01-09Q1901596012ND
2019-01-09Q1901596008ND
2019-01-09Q1901596007ND
2019-01-09Q19015960051.57 ppb
2019-01-09Q19015960031.18 ppb
2019-04-04Q19136950013.54 ppb
2019-04-04Q19136950022.04 ppb
2019-08-20Q19571540011.37 ppb
2019-08-20Q19571540021.13 ppb
2019-10-15Q19726870026.81 ppb
2019-10-15Q19726870031.61 ppb
2020-02-03Q20045000015.60 ppb
2020-02-03Q20045000024.70 ppb
2020-05-11Q20182140033.12 ppb
2020-05-11Q20182140113.58 ppb
2020-05-11Q20182140123.44 ppb
2020-08-04Q2030358003ND
2020-08-04Q20303580102.94 ppb
2020-08-04Q20303580112.73 ppb
2020-10-06Q20390510312.33 ppb
2020-10-06Q2039051013ND
2020-10-06Q2039051011ND
2020-10-06Q2039051007ND
2020-10-06Q2039051009ND
2020-10-06Q20390510051.39 ppb
2021-01-20Q21014230102.96 ppb
2021-01-20Q2101423012ND
2021-01-20Q2101423014ND
2021-01-20Q21014230211.62 ppb
2021-03-16Q21067680011.96 ppb
2021-05-25Q21135180011.04 ppb
2021-05-25Q21135180021.37 ppb
2021-08-19Q21225410012.31 ppb
2021-08-19Q21225410021.34 ppb
2021-11-08Q2131197004ND
2021-11-08Q21311970143.17 ppb
2021-11-08Q21311970132.71 ppb
2021-11-08Q2131197008ND
2021-11-08Q2131197006ND
2022-02-08Q22043120032.30 ppb
2022-02-08Q22043120064.64 ppb
2022-02-08Q22043120072.14 ppb
2022-04-13Q22113870012.98 ppb
2022-04-13Q22113870023.82 ppb
2022-09-21Q22282840014.59 ppb
2022-09-21Q222828400220.8 ppb
2022-11-29Q22354170053.90 ppb
2022-11-29Q22354170064.15 ppb
2022-11-29Q2235417009ND
2022-11-29Q2235417011ND
2022-11-29Q2235417013ND
2022-12-13Q22373080013.43 ppb
2023-02-28Q2307983004ND
2023-02-28Q23079830101.23 ppb
2023-02-28Q23079830112.05 ppb
2023-06-12Q23220920013.84 ppb
2023-06-12Q23220920025.73 ppb
2023-08-14Q23337410024.26 ppb
2023-08-14Q23337410034.16 ppb
2023-11-15Q23490510072.25 ppb
2023-11-15Q2349051008ND
2023-11-15Q23490510102.01 ppb
2023-11-15Q2349051012ND
2023-11-15Q2349051014ND
2023-11-15Q2349051016ND
2023-11-15Q23490510365.29 ppb