Dalapon
Moriah Water District
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
7
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 | 1 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | 1.77 ppb | 1 | 1 | 1.77 ppb |
| 2018 | ND | 4 | 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 |
|---|---|---|
| 2014-04-07 | EHS1400010748-01 | ND |
| 2017-08-29 | EHS1700044481-01 | 1.77 ppb |
| 2018-02-13 | JH1801045-DALAPO | ND |
| 2018-05-15 | JH1803333-DALAPO | ND |
| 2018-08-22 | JH1806755-DALAPO | ND |
| 2018-11-27 | JH1809396-DALAPO | ND |
| 2019-02-19 | JH1901080-DALAPO | ND |