Know Your Environment. Protect Your Health.

Bromodichloromethane

Tesoro Viejo Master Mwc, Inc.

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

 

34

Samples

0

Samples exceeding legal limit (MCL)

14

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20181.29 ppb331.18 ppb - 1.50 ppb
20190.200 ppb111ND - 2.20 ppb
2020ND80ND
20210.650 ppb42ND - 1.50 ppb
20224.30 ppb443.70 ppb - 4.90 ppb
20233.03 ppb441.50 ppb - 4.50 ppb

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.06 ppb

The EWG Health Guideline of 0.06 ppb for bromodichloromethane 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
2018-09-17CA2010017_DST_900-2018091708511.50 ppb
2018-10-10CA2010017_DST_900-2018101008291.18 ppb
2018-12-09CA2010017_DST_900-2018120913551.20 ppb
2019-01-08CA2010017_DST_900-2019010813152.20 ppb
2019-03-11CA2010017_DST_900-201903111305ND
2019-03-13CA2010017_DST_900-201903130710ND
2019-03-15CA2010017_DST_900-201903151250ND
2019-03-25CA2010017_DST_900-201903251135ND
2019-03-27CA2010017_DST_900-201903270900ND
2019-03-29CA2010017_DST_900-201903290645ND
2019-04-10CA2010017_DST_900-201904100715ND
2019-06-12CA2010017_DST_900-201906120825ND
2019-07-10CA2010017_DST_900-201907100930ND
2019-10-16CA2010017_DST_900-201910160930ND
2020-01-15CA2010017_DST_900-202001151510ND
2020-04-03CA2010017_DST_900-202004030740ND
2020-04-08CA2010017_DST_900-202004080825ND
2020-04-09CA2010017_DST_900-202004091310ND
2020-04-15CA2010017_DST_900-202004150745ND
2020-04-22CA2010017_DST_900-202004220805ND
2020-07-15CA2010017_DST_900-202007150810ND
2020-10-14CA2010017_DST_900-202010140835ND
2021-01-13CA2010017_DST_900-202101130830ND
2021-04-14CA2010017_DST_900-202104140825ND
2021-07-14CA2010017_DST_900-2021071410101.50 ppb
2021-10-13CA2010017_DST_900-2021101309351.10 ppb
2022-01-12CA2010017_DST_900-2022011208504.10 ppb
2022-04-13CA2010017_DST_900-2022041308454.50 ppb
2022-07-14CA2010017_DST_900-2022071409453.70 ppb
2022-10-11CA2010017_DST_900-2022101107004.90 ppb
2023-01-11CA2010017_DST_900-2023011108554.50 ppb
2023-04-20CA2010017_DST_900-2023042006454.20 ppb
2023-07-12CA2010017_DST_900-2023071206301.50 ppb
2023-10-02CA2010017_DST_900-2023100207351.90 ppb