Know Your Environment. Protect Your Health.

Dibromochloromethane

Shasta Csa - Jones Valley, #6

Dibromochloromethane, one of the total trihalomethanes (TTHMs), is formed when chlorine or other disinfectants are used to treat drinking water. Dibromochloromethane and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy. Click here to read more about disinfection byproducts.

 

51

Samples

0

Samples exceeding legal limit (MCL)

14

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND70ND
20200.142 ppb121ND - 1.70 ppb
20210.411 ppb125ND - 1.63 ppb
20221.01 ppb880.540 ppb - 1.44 ppb
2023ND80ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.1 ppb

The EWG Health Guideline of 0.1 ppb for dibromochloromethane was 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 and harm to fetal growth and development.

ppb = parts per billion

All test results

Date Lab ID Result
2018-03-20CA4510004_DST_803-201803201235ND
2018-06-20CA4510004_DST_803-201806201400ND
2018-09-28CA4510004_DST_803-201809281435ND
2018-12-13CA4510004_DST_803-201812131210ND
2019-01-31CA4510004_DST_803-201901311410ND
2019-06-24CA4510004_DST_803-201906241414ND
2019-09-26CA4510004_DST_803-201909261445ND
2019-12-18CA4510004_DST_804-201912181210ND
2019-12-18CA4510004_DST_803-201912181310ND
2019-12-18CA4510004_DST_801-201912181240ND
2019-12-18CA4510004_DST_802-201912181345ND
2020-03-24CA4510004_DST_804-202003241220ND
2020-03-24CA4510004_DST_801-202003241320ND
2020-03-24CA4510004_DST_802-202003241148ND
2020-03-24CA4510004_DST_803-202003241350ND
2020-06-24CA4510004_DST_804-202006241312ND
2020-06-24CA4510004_DST_801-202006241342ND
2020-06-24CA4510004_DST_802-2020062412401.70 ppb
2020-06-24CA4510004_DST_803-202006241415ND
2020-09-22CA4510004_DST_802-202009221150ND
2020-09-22CA4510004_DST_804-202009221225ND
2020-09-22CA4510004_DST_801-202009221300ND
2020-09-22CA4510004_DST_803-202009221335ND
2021-02-10CA4510004_DST_803-202102101350ND
2021-02-10CA4510004_DST_804-202102101315ND
2021-02-10CA4510004_DST_802-202102101118ND
2021-02-10CA4510004_DST_801-202102101335ND
2021-05-25CA4510004_DST_804-202105250850ND
2021-05-25CA4510004_DST_802-202105250820ND
2021-05-25CA4510004_DST_803-202105250950ND
2021-05-25CA4510004_DST_801-2021052509251.03 ppb
2021-08-24CA4510004_DST_803-2021082409500.760 ppb
2021-08-24CA4510004_DST_802-2021082409300.760 ppb
2021-11-22CA4510004_DST_803-2021112213401.63 ppb
2021-11-22CA4510004_DST_802-2021112213150.750 ppb
2022-03-17CA4510004_DST_803-2022031713300.980 ppb
2022-03-17CA4510004_DST_802-2022031713450.720 ppb
2022-06-23CA4510004_DST_803-2022062314201.24 ppb
2022-06-23CA4510004_DST_802-2022062313550.540 ppb
2022-09-29CA4510004_DST_803-2022092911301.44 ppb
2022-09-29CA4510004_DST_802-2022092912001.23 ppb
2022-12-07CA4510004_DST_803-2022120713301.20 ppb
2022-12-08CA4510004_DST_802-2022120808300.750 ppb
2023-03-06CA4510004_DST_802-202303061100ND
2023-03-06CA4510004_DST_803-202303061020ND
2023-06-27CA4510004_DST_802-202306271045ND
2023-06-27CA4510004_DST_803-202306271025ND
2023-09-05CA4510004_DST_802-202309051150ND
2023-09-05CA4510004_DST_803-202309051130ND
2023-11-17CA4510004_DST_802-202311171400ND
2023-11-17CA4510004_DST_803-202311171230ND