Dalapon
City of Mart
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
50
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 | 0.111 ppb | 9 | 1 | ND - 1.000 ppb |
| 2017 | 0.175 ppb | 8 | 1 | ND - 1.40 ppb |
| 2018 | ND | 8 | 0 | ND |
| 2019 | ND | 9 | 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 |
|---|---|---|
| 2014-02-13 | AC42661 | ND |
| 2014-02-13 | AC42660 | ND |
| 2014-05-22 | AC55111 | ND |
| 2014-05-22 | AC55098 | ND |
| 2014-08-27 | AC65553 | ND |
| 2014-08-27 | AC65552 | ND |
| 2014-11-18 | AC72389 | ND |
| 2014-11-18 | AC72392 | ND |
| 2015-03-17 | AC84657 | ND |
| 2015-03-17 | AC84666 | ND |
| 2015-05-14 | AC92030 | ND |
| 2015-05-14 | AC92031 | ND |
| 2015-07-20 | AD00148 | ND |
| 2015-07-20 | AD00152 | ND |
| 2015-10-22 | AD11470 | ND |
| 2015-10-22 | AD11467 | ND |
| 2016-02-08 | AD22423 | ND |
| 2016-02-08 | AD22428 | ND |
| 2016-02-08 | AD22541 | ND |
| 2016-06-08 | AD39721 | ND |
| 2016-06-08 | AD39719 | ND |
| 2016-09-27 | AD51493 | ND |
| 2016-09-27 | AD51490 | 1.000 ppb |
| 2016-11-21 | AD58790 | ND |
| 2016-11-21 | AD58793 | ND |
| 2017-02-27 | AD72059 | ND |
| 2017-02-27 | AD72057 | ND |
| 2017-05-18 | AD84861 | ND |
| 2017-05-18 | AD84862 | ND |
| 2017-08-31 | AD94627 | 1.40 ppb |
| 2017-08-31 | AD94626 | ND |
| 2017-11-20 | AE05391 | ND |
| 2017-11-20 | AE05388 | ND |
| 2018-03-08 | AE17520 | ND |
| 2018-03-08 | AE17521 | ND |
| 2018-06-06 | AE28809 | ND |
| 2018-06-06 | AE28802 | ND |
| 2018-08-22 | AE38089 | ND |
| 2018-08-22 | AE38087 | ND |
| 2018-12-04 | AE47746 | ND |
| 2018-12-04 | AE47747 | ND |
| 2019-03-12 | AE58031 | ND |
| 2019-03-12 | AE58022 | ND |
| 2019-05-22 | AE67606 | ND |
| 2019-05-22 | AE67605 | ND |
| 2019-05-22 | AE67771 | ND |
| 2019-09-26 | AE84794 | ND |
| 2019-09-26 | AE84795 | ND |
| 2019-11-13 | AE89095 | ND |
| 2019-11-13 | AE89094 | ND |