Dalapon
Mountain Point S/d
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
8
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 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | 0.425 ppb | 4 | 1 | ND - 1.70 ppb |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 1 | 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 |
|---|---|---|
| 2014-02-18 | C316612-01 | ND |
| 2014-02-18 | C316612-02 | ND |
| 2017-02-08 | CZ18175-01 | 1.70 ppb |
| 2017-02-08 | CZ18175-02 | ND |
| 2017-04-25 | CA02786-01 | ND |
| 2017-08-08 | CA07991-01 | ND |
| 2018-02-06 | CA18035-01 | ND |
| 2019-02-07 | CB18239-01 | ND |