Know Your Environment. Protect Your Health.

Bromoform

Mills Road Municipal 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.

 

18

Samples

0

Samples exceeding legal limit (MCL)

12

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
201812.0 ppb31ND - 36.0 ppb
201911.7 ppb31ND - 35.0 ppb
20206.73 ppb331.90 ppb - 10.8 ppb
202112.9 ppb335.00 ppb - 23.0 ppb
20224.63 ppb32ND - 10.4 ppb
20234.63 ppb32ND - 9.60 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
2018-09-13AE40046ND
2018-09-13AE4005636.0 ppb
2018-09-13AE39990ND
2019-09-12AE83166ND
2019-09-12AE8327635.0 ppb
2019-09-12AE83286ND
2020-04-29AF087251.90 ppb
2020-08-04AF2179010.8 ppb
2020-08-04AF218507.50 ppb
2021-08-11AF6585910.6 ppb
2021-08-11AF6588523.0 ppb
2021-08-11AF658715.00 ppb
2022-02-14AF84618ND
2022-02-14AF846243.50 ppb
2022-05-19AF9769210.4 ppb
2023-08-24AG539574.30 ppb
2023-10-05AG58615ND
2023-10-05AG586199.60 ppb