Bromochloromethane
Galveston County WCID 1
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.
33
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | 1.60 ppb | 15 | 11 | ND - 5.17 ppb |
| 2015 | 1.33 ppb | 3 | 2 | ND - 2.10 ppb |
| 2016 | 1.38 ppb | 5 | 3 | ND - 3.60 ppb |
| 2017 | 1.000 ppb | 4 | 2 | ND - 2.70 ppb |
| 2018 | ND | 3 | 0 | ND |
| 2019 | 0.533 ppb | 3 | 1 | ND - 1.60 ppb |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-01-30 | Q1402958007 | 0.796 ppb |
| 2014-01-30 | Q1402958003 | 5.17 ppb |
| 2014-01-30 | Q1402958005 | 1.34 ppb |
| 2014-01-30 | Q1402958001 | ND |
| 2014-01-30 | Q1402958009 | ND |
| 2014-04-23 | Q1412817001 | 0.148 ppb |
| 2014-06-03 | AC55805 | 1.90 ppb |
| 2014-06-03 | AC55811 | 2.70 ppb |
| 2014-06-03 | AC55813 | 2.60 ppb |
| 2014-07-30 | Q1432033005 | 0.152 ppb |
| 2014-07-30 | Q1432033009 | 0.486 ppb |
| 2014-07-30 | Q1432033003 | 3.63 ppb |
| 2014-07-30 | Q1432033001 | ND |
| 2014-07-30 | Q1432033007 | 5.14 ppb |
| 2014-10-22 | Q1453353001 | ND |
| 2015-01-15 | AC76466 | 2.10 ppb |
| 2015-01-15 | AC76456 | 1.90 ppb |
| 2015-01-15 | AC76462 | ND |
| 2016-01-26 | AD20090 | 1.70 ppb |
| 2016-01-26 | AD20084 | ND |
| 2016-06-27 | AD41911 | ND |
| 2016-09-29 | AD52074 | 3.60 ppb |
| 2016-11-29 | AD59385 | 1.60 ppb |
| 2017-01-26 | AD67185 | 2.70 ppb |
| 2017-01-26 | AD67177 | ND |
| 2017-01-26 | AD67201 | ND |
| 2017-04-25 | AD81207 | 1.30 ppb |
| 2018-02-26 | AE15475 | ND |
| 2018-02-26 | AE15473 | ND |
| 2018-02-26 | AE15471 | ND |
| 2019-01-31 | AE52457 | 1.60 ppb |
| 2019-01-31 | AE52453 | ND |
| 2019-06-21 | AE71729 | ND |