Dalapon
Tri-County Water Distbr District
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 | 3 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 2 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 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 | Lab ID | Result |
|---|---|---|
| 2014-02-25 | 14058002002 | ND |
| 2014-04-16 | 14107008302 | ND |
| 2014-07-16 | 14198015102 | ND |
| 2016-08-03 | 16216004502 | ND |
| 2016-11-01 | 16308007001 | ND |
| 2019-08-27 | 19241001602 | ND |
| 2019-10-14 | 19290014802 | ND |
| 2019-11-13 | 19318004601 | ND |