Dalapon
City of Troutdale
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
28
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | ND | 14 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | ND | 14 | 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 |
|---|---|---|
| 2014-07-23 | 40723422-S | ND |
| 2014-07-23 | 40723423-S | ND |
| 2014-07-23 | 40723425-S | ND |
| 2014-07-23 | 40723426-S | ND |
| 2014-07-23 | 40723427-S | ND |
| 2014-07-23 | 40723424-S | ND |
| 2014-07-23 | 40723421-S | ND |
| 2014-10-15 | 41015323-S | ND |
| 2014-10-15 | 41015324-S | ND |
| 2014-10-15 | 41015327-S | ND |
| 2014-10-15 | 41015326-S | ND |
| 2014-10-15 | 41015325-S | ND |
| 2014-10-15 | 41015322-S | ND |
| 2014-10-15 | 41015321-S | ND |
| 2017-08-09 | 70809251-S | ND |
| 2017-08-09 | 70809255-S | ND |
| 2017-08-09 | 70809258-S | ND |
| 2017-08-09 | 70809257-S | ND |
| 2017-08-09 | 70809256-S | ND |
| 2017-08-09 | 70809253-S | ND |
| 2017-08-09 | 70809252-S | ND |
| 2017-12-06 | 71206501-S | ND |
| 2017-12-06 | 71206502-S | ND |
| 2017-12-06 | 71206504-S | ND |
| 2017-12-06 | 71206503-S | ND |
| 2017-12-12 | 71212341-S | ND |
| 2017-12-12 | 71212342-S | ND |
| 2017-12-12 | 71212343-S | ND |