Know Your Environment. Protect Your Health.

Bromoform

Kingsbridge 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.

 

56

Samples

0

Samples exceeding legal limit (MCL)

17

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND90ND
2019ND90ND
20200.120 ppb101ND - 1.20 ppb
20211.66 ppb991.000 ppb - 3.80 ppb
20220.233 ppb92ND - 1.10 ppb
20230.690 ppb105ND - 1.80 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
2018-01-25AE10510ND
2018-01-25AE10507ND
2018-04-11AE22014ND
2018-04-11AE22018ND
2018-04-11AE22093ND
2018-08-14AE36839ND
2018-08-14AE36846ND
2018-10-25AE44605ND
2018-10-25AE44607ND
2019-01-25AE51583ND
2019-01-25AE51585ND
2019-01-25AE51632ND
2019-04-09AE61579ND
2019-04-09AE61598ND
2019-07-15AE74381ND
2019-07-15AE74379ND
2019-11-06AE88650ND
2019-11-06AE88652ND
2020-02-11AE978311.20 ppb
2020-02-11AE97832ND
2020-02-11AE97859ND
2020-02-11AE97871ND
2020-04-21AF07434ND
2020-04-21AF07435ND
2020-07-15AF19667ND
2020-07-15AF19671ND
2020-10-15AF30801ND
2020-10-15AF30834ND
2021-01-19AF397331.10 ppb
2021-01-19AF398251.40 ppb
2021-01-19AF397411.000 ppb
2021-04-22AF510691.30 ppb
2021-04-22AF510701.60 ppb
2021-07-14AF618891.000 ppb
2021-07-14AF618931.000 ppb
2021-10-22AF744943.80 ppb
2021-10-22AF745002.70 ppb
2022-03-09AF88334ND
2022-03-09AF88337ND
2022-03-09AF88410ND
2022-04-08AF92615ND
2022-04-08AF92617ND
2022-09-09AG12390ND
2022-09-09AG123861.000 ppb
2022-11-14AG18620ND
2022-11-14AG186321.10 ppb
2023-01-20AG25692ND
2023-01-20AG25693ND
2023-04-12AG364841.80 ppb
2023-04-12AG364851.30 ppb
2023-04-12AG36558ND
2023-04-12AG365601.20 ppb
2023-07-21AG49772ND
2023-07-21Q2330360001ND
2023-11-10AG633201.50 ppb
2023-11-10AG633211.10 ppb