Dalapon
Valley Municipal Utility District 2 Rancho Viejo
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
26
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 | 4 | 0 | ND |
| 2015 | ND | 4 | 0 | ND |
| 2016 | ND | 5 | 0 | ND |
| 2017 | ND | 4 | 0 | ND |
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 5 | 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 |
|---|---|---|
| 2014-03-05 | AC45657 | ND |
| 2014-06-04 | AC56037 | ND |
| 2014-09-24 | AC68171 | ND |
| 2014-11-19 | AC72471 | ND |
| 2015-03-18 | AC84980 | ND |
| 2015-06-15 | AC95931 | ND |
| 2015-09-24 | AD08434 | ND |
| 2015-11-10 | AD13148 | ND |
| 2016-03-07 | AD27198 | ND |
| 2016-03-07 | AD27354 | ND |
| 2016-06-30 | AD42647 | ND |
| 2016-07-28 | AD46100 | ND |
| 2016-12-05 | AD60289 | ND |
| 2017-03-01 | AD72732 | ND |
| 2017-05-04 | AD82746 | ND |
| 2017-08-16 | AD93216 | ND |
| 2017-11-28 | AE05912 | ND |
| 2018-02-21 | AE14662 | ND |
| 2018-04-25 | AE23907 | ND |
| 2018-08-27 | AE38513 | ND |
| 2018-11-14 | AE46093 | ND |
| 2019-02-07 | AE53423 | ND |
| 2019-02-07 | AE53592 | ND |
| 2019-05-09 | AE65660 | ND |
| 2019-07-02 | AE73072 | ND |
| 2019-10-10 | AE86270 | ND |