Know Your Environment. Protect Your Health.

Bromoform

Paola, City of

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)

31

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20181.43 ppb880.700 ppb - 2.80 ppb
20190.436 ppb83ND - 1.50 ppb
20200.628 ppb85ND - 1.80 ppb
20210.428 ppb85ND - 0.810 ppb
20220.801 ppb86ND - 1.40 ppb
20230.814 ppb86ND - 1.90 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
2018-02-209078871.000 ppb
2018-02-209078880.700 ppb
2018-05-219737841.70 ppb
2018-06-069836240.930 ppb
2018-08-2010294642.80 ppb
2018-08-2010294652.60 ppb
2018-11-1910798570.910 ppb
2018-11-1910798580.780 ppb
2019-02-261126994ND
2019-02-2611269950.590 ppb
2019-05-221157711ND
2019-05-221157712ND
2019-08-191226563ND
2019-08-191226564ND
2019-11-1812775531.50 ppb
2019-11-1812775521.40 ppb
2020-02-1813282670.500 ppb
2020-02-1813282660.540 ppb
2020-05-181383436ND
2020-05-181383437ND
2020-08-171498355ND
2020-08-2515115310.580 ppb
2020-11-1616690601.80 ppb
2020-11-1616690611.60 ppb
2021-02-221778741ND
2021-02-2217787400.620 ppb
2021-06-011850601ND
2021-06-011850602ND
2021-08-0919126940.810 ppb
2021-08-0919126930.740 ppb
2021-12-0620566930.650 ppb
2021-12-0620566940.600 ppb
2022-02-1521959100.810 ppb
2022-02-1521959050.830 ppb
2022-06-012268923ND
2022-06-072275159ND
2022-08-2323417550.990 ppb
2022-08-2323417540.980 ppb
2022-11-1523991811.40 ppb
2022-11-1523991821.40 ppb
2023-02-212454080ND
2023-02-212454079ND
2023-05-1625023451.000 ppb
2023-05-1625023460.700 ppb
2023-08-1525588241.90 ppb
2023-08-1525588251.90 ppb
2023-12-0426200520.500 ppb
2023-12-0426200530.510 ppb