Dalapon
City of Chandler
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
9
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 |
|---|---|---|---|---|
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 1 | 0 | ND |
| 2020 | ND | 3 | 0 | ND |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | ND | 1 | 0 | ND |
| 2023 | ND | 4 | 0 | ND |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
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 |
|---|---|---|
| 2019-09-11 | Q1963871008 | ND |
| 2020-03-24 | Q2012436002 | ND |
| 2020-03-24 | Q2012436020 | ND |
| 2020-06-23 | Q2025085004 | ND |
| 2022-03-31 | Q2210090019 | ND |
| 2023-01-12 | Q2301951002 | ND |
| 2023-01-12 | Q2301951025 | ND |
| 2023-01-12 | Q2301951026 | ND |
| 2023-10-02 | Q2342088011 | ND |