Bromochloromethane
Thousand Oaks Water Department
Bromochloromethane is a tap water disinfection byproduct; it is also used as an intermediate in chemical manufacturing and as a fire extinguishing agent. Disinfection byproducts in drinking water increase the risk of cancer.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | 1.81 ppb | 7 | 5 | ND - 3.50 ppb |
2015 | ND | 4 | 0 | ND |
2016 | 1.01 ppb | 8 | 6 | ND - 1.90 ppb |
2017 | 3.03 ppb | 8 | 4 | ND - 8.90 ppb |
2018 | 0.563 ppb | 8 | 3 | ND - 1.60 ppb |
2019 | 0.614 ppb | 7 | 4 | ND - 1.50 ppb |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2015-03-11 | 5C11089-01A | ND |
2015-06-11 | 5F11049-01A | ND |
2015-09-09 | 5I11051-01A | ND |
2015-12-09 | 5L10082-01A | ND |