Dalapon
Brunswick / Topsham Water District
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
10
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 | ND | 1 | 0 | ND |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | ND | 6 | 0 | ND |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
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 |
|---|---|---|
| 2014-10-20 | ND | |
| 2014-10-20 | ND | |
| 2014-10-20 | ND | |
| 2015-03-26 | 1503-01350-001-H | ND |
| 2017-06-27 | 1706-03719-001-H | ND |
| 2017-10-12 | 1710-01386-003HE | ND |
| 2017-10-12 | 1710-01386-002HE | ND |
| 2017-12-13 | 1712-01316-001HE | ND |
| 2017-12-13 | 1712-01315-001HE | ND |
| 2017-12-13 | 1712-01313-001HE | ND |