Know Your Environment. Protect Your Health.

Bromoform

Panora Water Works

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)

17

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20182.03 ppb84ND - 5.10 ppb
20191.79 ppb87ND - 4.10 ppb
20200.563 ppb84ND - 1.70 ppb
20210.0875 ppb81ND - 0.700 ppb
2022ND80ND
20230.163 ppb82ND - 0.700 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
2018-01-08OE608055ND
2018-01-08OE608054ND
2018-04-11OE643964ND
2018-04-11OE643963ND
2018-07-09OE6799904.50 ppb
2018-07-09OE6799914.70 ppb
2018-10-08OE7244705.10 ppb
2018-10-08OE7244711.90 ppb
2019-01-07OE7568654.10 ppb
2019-01-07OE7568661.90 ppb
2019-04-03OE7892050.600 ppb
2019-04-03OE7892062.20 ppb
2019-07-15OE834430ND
2019-07-15OE8344291.30 ppb
2019-10-08OE8762051.10 ppb
2019-10-08OE8762063.10 ppb
2020-01-07OE9131921.40 ppb
2020-01-07OE913193ND
2020-04-07OE954041ND
2020-04-07OE9540420.900 ppb
2020-07-08OE1097955ND
2020-07-08OE10979560.500 ppb
2020-10-05OE13127021.70 ppb
2020-10-05OE1312703ND
2021-01-07OE1531603ND
2021-01-07OE1531604ND
2021-04-05OE1648414ND
2021-04-05OE1648415ND
2021-07-07OE1749659ND
2021-07-07OE17496600.700 ppb
2021-10-04OE1875170ND
2021-10-04OE1875171ND
2022-01-04OE1994650ND
2022-01-04OE1994651ND
2022-04-04OE2075494ND
2022-04-04OE2075495ND
2022-07-05OE2128042ND
2022-07-05OE2128043ND
2022-10-05OE2185900ND
2022-10-05OE2185901ND
2023-01-04OE2225148ND
2023-01-04OE22251490.700 ppb
2023-04-04OE2261785ND
2023-04-04OE2261786ND
2023-07-10OE2303801ND
2023-07-10OE2303800ND
2023-10-03OE2345168ND
2023-10-03OE23451690.600 ppb