Know Your Environment. Protect Your Health.

Bromoform

Tud - Tuolumne Water System

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.

 

24

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND40ND
2020ND40ND
2021ND40ND
2022ND40ND
2023ND40ND

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
2018-01-08CA5510003_DST_900-201801080924ND
2018-04-10CA5510003_DST_900-201804101203ND
2018-07-02CA5510003_DST_900-201807020950ND
2018-10-08CA5510003_DST_900-201810081235ND
2019-01-08CA5510003_DST_900-201901081138ND
2019-04-09CA5510003_DST_900-201904091245ND
2019-07-09CA5510003_DST_900-201907091210ND
2019-10-15CA5510003_DST_900-201910150934ND
2020-01-13CA5510003_DST_900-202001131347ND
2020-04-13CA5510003_DST_900-202004131152ND
2020-07-14CA5510003_DST_900-202007140900ND
2020-10-12CA5510003_DST_900-202010121210ND
2021-01-12CA5510003_DST_900-202101121440ND
2021-04-13CA5510003_DST_900-202104130825ND
2021-07-14CA5510003_DST_900-202107141225ND
2021-10-14CA5510003_DST_900-202110140840ND
2022-01-12CA5510003_DST_900-202201121105ND
2022-04-25CA5510003_DST_900-202204250800ND
2022-07-12CA5510003_DST_900-202207120745ND
2022-10-11CA5510003_DST_900-202210111320ND
2023-01-13CA5510003_DST_900-202301131110ND
2023-04-19CA5510003_DST_900-202304190750ND
2023-07-19CA5510003_DST_900-202307191245ND
2023-10-17CA5510003_DST_900-202310170950ND