Chlorodibromoacetic acid
Clay County Public Water Supply District 9
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.
17
Samples
0
Samples exceeding legal limit (MCL)
1
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | 0.506 ppb | 10 | 1 | ND - 5.06 ppb |
| 2015 | ND | 3 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 1 | 0 | ND |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
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 |
|---|---|---|
| 2014-01-16 | AC16745 | ND |
| 2014-01-16 | AC16746 | ND |
| 2014-01-16 | AC16747 | ND |
| 2014-01-16 | AC16748 | ND |
| 2014-04-24 | AC21653 | 5.06 ppb |
| 2014-04-24 | AC21655 | ND |
| 2014-07-29 | AC30684 | ND |
| 2014-07-29 | AC30681 | ND |
| 2014-10-22 | AC37681 | ND |
| 2014-10-22 | AC37680 | ND |
| 2015-01-27 | AC40404 | ND |
| 2015-01-27 | AC40405 | ND |
| 2015-07-20 | AC54305 | ND |
| 2016-07-15 | AC79711 | ND |
| 2017-07-24 | AD01415 | ND |
| 2018-07-24 | AD29191 | ND |
| 2019-07-23 | AD51809 | ND |