Chlorodibromoacetic acid
Thomas Hill PWSD 1
Chlorodibromoacetic acid is formed when chlorine or other disinfectants are used to treat drinking water. Disinfection byproducts increase the risk of cancer and may cause problems during pregnancy.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 8 | 0 | ND |
2015 | ND | 8 | 0 | ND |
2016 | ND | 8 | 0 | ND |
2017 | ND | 8 | 0 | ND |
2018 | 0.705 ppb | 8 | 2 | ND - 2.91 ppb |
2019 | 0.388 ppb | 8 | 2 | ND - 1.67 ppb |
ppb = parts per billion
State and national drinking water standards and health guidelines
EWG Health Guideline 0.02 ppb
The EWG Health Guideline of 0.02 ppb for chlorodibromoacetic acid was defined in a peer-reviewed scientific study by EWG and represents a on-in-a-million lifetime cancer risk level. This health guideline protects against cancer.
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-02-13 | AC18156 | ND |
2014-02-13 | AC18155 | ND |
2014-05-21 | AC23163 | ND |
2014-05-21 | AC23164 | ND |
2014-08-21 | AC33230 | ND |
2014-08-21 | AC33231 | ND |
2014-11-19 | AC38209 | ND |
2014-11-19 | AC38210 | ND |
2015-02-19 | AC41936 | ND |
2015-02-19 | AC41935 | ND |
2015-05-26 | AC46512 | ND |
2015-05-26 | AC46511 | ND |
2015-08-20 | AC57360 | ND |
2015-08-20 | AC57359 | ND |
2015-11-23 | AC62778 | ND |
2015-11-23 | AC62777 | ND |
2016-02-24 | AC66321 | ND |
2016-02-24 | AC66322 | ND |
2016-05-24 | AC72014 | ND |
2016-05-24 | AC72015 | ND |
2016-08-17 | AC81614 | ND |
2016-08-17 | AC81615 | ND |
2016-11-17 | AC86913 | ND |
2016-11-17 | AC86914 | ND |
2017-03-06 | AC92784 | ND |
2017-03-06 | AC92785 | ND |
2017-05-17 | AC95748 | ND |
2017-05-17 | AC95749 | ND |
2017-08-14 | AD03336 | ND |
2017-08-14 | AD03337 | ND |
2017-11-28 | AD09463 | ND |
2017-11-28 | AD09462 | ND |
2018-02-26 | AD14249 | ND |
2018-02-26 | AD14248 | ND |
2018-05-16 | AD20481 | ND |
2018-05-16 | AD20482 | ND |
2018-08-13 | AD31156 | 2.73 ppb |
2018-08-13 | AD31157 | 2.91 ppb |
2018-11-19 | AD35691 | ND |
2018-11-19 | AD35692 | ND |
2019-02-21 | AD39359 | ND |
2019-02-21 | AD39360 | ND |
2019-05-21 | AD47440 | ND |
2019-05-21 | AD47441 | ND |
2019-08-19 | AD53881 | 1.67 ppb |
2019-08-19 | AD53882 | 1.43 ppb |
2019-12-03 | AD58067 | ND |
2019-12-03 | AD58066 | ND |