Dalapon
Salida, City of
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
17
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 | 2 | 0 | ND |
| 2015 | ND | 2 | 0 | ND |
| 2016 | ND | 2 | 0 | ND |
| 2017 | 0.425 ppb | 4 | 1 | ND - 1.70 ppb |
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 3 | 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 | Result |
|---|---|
| 2014-03-05 | ND |
| 2014-08-12 | ND |
| 2015-01-22 | ND |
| 2015-04-08 | ND |
| 2016-06-15 | ND |
| 2016-09-20 | ND |
| 2017-02-23 | ND |
| 2017-05-15 | 1.70 ppb |
| 2017-07-18 | ND |
| 2017-10-26 | ND |
| 2018-02-14 | ND |
| 2018-02-28 | ND |
| 2018-04-16 | ND |
| 2018-06-26 | ND |
| 2019-06-24 | ND |
| 2019-06-24 | ND |
| 2019-09-19 | ND |