Dalapon
Cleveland Municipal Authority
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
6
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 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | ND | 1 | 0 | ND |
| 2018 | ND | 1 | 0 | ND |
| 2019 | 1.03 ppb | 4 | 2 | ND - 2.97 ppb |
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 |
|---|---|---|
| 2017-09-14 | 7I14079-01 | ND |
| 2018-12-11 | AL11049-01 | ND |
| 2019-01-17 | BA17032-01 | 1.16 ppb |
| 2019-04-11 | BD11037-01 | 2.97 ppb |
| 2019-08-08 | BH08072-01 | ND |
| 2019-10-17 | BJ17068-01 | ND |