Dalapon
Buttonwood Bay Mobile Home Park
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 |
|---|---|---|---|---|
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | 2.07 ppb | 3 | 3 | 1.000 ppb - 3.20 ppb |
| 2016 | 1.90 ppb | 3 | 3 | 1.70 ppb - 2.10 ppb |
| 2017 | ND | 1 | 0 | ND |
| 2018 | 2.80 ppb | 1 | 1 | 2.80 ppb |
| 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 | Result |
|---|---|
| 2015-04-06 | 1.000 ppb |
| 2015-09-22 | 2.00 ppb |
| 2015-11-04 | 3.20 ppb |
| 2016-02-23 | 1.90 ppb |
| 2016-05-26 | 1.70 ppb |
| 2016-11-18 | 2.10 ppb |
| 2017-11-29 | ND |
| 2018-10-03 | 2.80 ppb |
| 2019-11-12 | ND |