Bromochloromethane
City of San Juan
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 | ND | 8 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-01-29 | Q1402780003 | ND |
2014-01-29 | Q1402780001 | ND |
2014-04-22 | Q1412613001 | ND |
2014-04-22 | Q1412613003 | ND |
2014-07-23 | AC60704 | ND |
2014-07-23 | AC60680 | ND |
2014-10-21 | Q1453178001 | ND |
2014-10-21 | Q1453178003 | ND |
2015-07-14 | AC99429 | ND |
2015-07-14 | AC99405 | ND |
2016-07-14 | AD44283 | ND |
2016-07-14 | AD44293 | ND |
2017-07-14 | AD89528 | ND |
2017-07-14 | AD89530 | ND |
2018-08-16 | AE37385 | ND |
2018-08-16 | AE37373 | ND |
2019-09-04 | AE82071 | ND |
2019-09-04 | AE82075 | ND |