Dalapon
439 Water Supply Corporation
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
48
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 | ND | 8 | 0 | ND |
| 2015 | ND | 8 | 0 | ND |
| 2016 | 0.613 ppb | 8 | 1 | ND - 4.90 ppb |
| 2017 | ND | 8 | 0 | ND |
| 2018 | ND | 8 | 0 | ND |
| 2019 | ND | 8 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
EPA Maximum Contaminant
Level (MCL) 200 ppb
The legal limit for dalapon, established in 1992, was based on a toxicity study in laboratory animals published in 1960.
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-02-11 | AC42334 | ND |
| 2014-02-11 | AC42330 | ND |
| 2014-04-01 | AC48915 | ND |
| 2014-04-01 | AC48916 | ND |
| 2014-07-09 | AC59204 | ND |
| 2014-07-09 | AC59203 | ND |
| 2014-10-23 | AC70467 | ND |
| 2014-10-23 | AC70469 | ND |
| 2015-03-10 | AC83479 | ND |
| 2015-03-10 | AC83464 | ND |
| 2015-06-01 | AC93975 | ND |
| 2015-06-01 | AC93978 | ND |
| 2015-09-03 | AD05607 | ND |
| 2015-09-03 | AD05614 | ND |
| 2015-12-01 | AD14857 | ND |
| 2015-12-01 | AD14896 | ND |
| 2016-03-10 | AD28184 | ND |
| 2016-03-10 | AD28182 | ND |
| 2016-06-13 | AD40207 | ND |
| 2016-06-13 | AD40209 | ND |
| 2016-09-06 | AD47872 | ND |
| 2016-09-06 | AD47873 | ND |
| 2016-11-09 | AD57386 | 4.90 ppb |
| 2016-11-09 | AD57374 | ND |
| 2017-03-20 | AD75699 | ND |
| 2017-03-20 | AD75698 | ND |
| 2017-05-10 | AD83590 | ND |
| 2017-05-10 | AD83589 | ND |
| 2017-08-21 | AD93521 | ND |
| 2017-08-21 | AD93520 | ND |
| 2017-10-24 | AE01789 | ND |
| 2017-10-24 | AE01769 | ND |
| 2018-01-09 | AE08294 | ND |
| 2018-01-09 | AE08321 | ND |
| 2018-04-05 | AE21417 | ND |
| 2018-04-05 | AE21415 | ND |
| 2018-08-31 | AE39061 | ND |
| 2018-08-31 | AE39060 | ND |
| 2018-11-07 | AE45554 | ND |
| 2018-11-07 | AE45556 | ND |
| 2019-02-27 | AE56200 | ND |
| 2019-02-27 | AE56205 | ND |
| 2019-05-24 | AE68088 | ND |
| 2019-05-24 | AE68087 | ND |
| 2019-08-15 | AE78892 | ND |
| 2019-08-15 | AE78891 | ND |
| 2019-11-18 | AE89476 | ND |
| 2019-11-18 | AE89481 | ND |