Know Your Environment. Protect Your Health.

Bromoform

Madera Co. Sa16 Sumner Hill-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.

 

27

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND50ND
2020ND60ND
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
2018-01-16CA2000729_DST_900-201801161055ND
2018-04-18CA2000729_DST_900-201804180935ND
2018-07-11CA2000729_DST_900-201807111000ND
2018-12-12CA2000729_DST_900-201812121315ND
2019-03-20CA2000729_DST_900-201903201150ND
2019-06-11CA2000729_DST_900-201906110939ND
2019-09-03CA2000729_DST_900-201909031017ND
2019-10-30CA2000729_DST_900-201910301123ND
2019-11-18CA2000729_DST_900-201911180958ND
2020-01-30CA2000729_DST_900-202001301120ND
2020-03-11CA2000729_DST_900-202003111110ND
2020-04-01CA2000729_DST_900-202004011021ND
2020-06-16CA2000729_DST_900-202006161338ND
2020-09-10CA2000729_DST_900-202009101000ND
2020-12-16CA2000729_DST_900-202012160903ND
2021-03-17CA2000729_DST_900-202103171158ND
2021-06-28CA2000729_DST_900-202106281000ND
2021-09-20CA2000729_DST_900-202109201204ND
2021-12-29CA2000729_DST_900-202112290840ND
2022-01-25CA2000729_DST_900-202201250904ND
2022-04-19CA2000729_DST_900-202204190920ND
2022-07-26CA2000729_DST_900-202207261310ND
2022-10-13CA2000729_DST_900-202210130945ND
2023-03-24CA2000729_DST_900-202303241130ND
2023-06-22CA2000729_DST_900-202306221130ND
2023-07-25CA2000729_DST_900-202307250830ND
2023-10-13CA2000729_DST_900-202310131045ND