Dalapon
Compton Water Department
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
11
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 | 6 | 0 | ND |
| 2018 | ND | 4 | 0 | ND |
| 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 | Lab ID | Result |
|---|---|---|
| 2017-10-05 | 9588-011-1140 | ND |
| 2017-10-05 | 9588-013-1110 | ND |
| 2017-10-05 | 9588-015-1045 | ND |
| 2017-10-05 | 9588-019-1020 | ND |
| 2017-10-05 | 9588-028-1000 | ND |
| 2017-12-11 | 9588-009-1032 | ND |
| 2018-01-09 | 9588-009-1041 | ND |
| 2018-04-12 | 9588-009-1005 | ND |
| 2018-06-28 | 9588-014-1015 | ND |
| 2018-12-19 | 9588-014-1000 | ND |
| 2019-01-30 | 9588-015-1030 | ND |