Dalapon
Backwoods-saddlebrook Community Ws
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
16
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 | ND | 4 | 0 | ND |
| 2017 | 0.844 ppb | 8 | 1 | ND - 6.75 ppb |
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 2 | 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 |
|---|---|---|
| 2016-07-11 | 7548-071116-EP1S | ND |
| 2016-07-11 | 7548-071116-EP2S | ND |
| 2016-12-05 | 7548-120516-EP1S | ND |
| 2016-12-05 | 7548-120516-EP2S | ND |
| 2017-03-30 | 7548-033017-EP1S | ND |
| 2017-03-30 | 7548-033017-EP2S | 6.75 ppb |
| 2017-05-16 | 7548-051617-EP1S | ND |
| 2017-05-16 | 7548-051617-EP2S | ND |
| 2017-08-23 | 7548-082317-EP1S | ND |
| 2017-08-23 | 7548-082317-EP2S | ND |
| 2017-11-14 | 7548-111417-EP1S | ND |
| 2017-11-14 | 7548-111417-EP2S | ND |
| 2018-03-13 | 7548-031318-EP1S | ND |
| 2018-03-13 | 7548-031318-EP2S | ND |
| 2019-02-25 | 7548-022519-EP1S | ND |
| 2019-02-25 | 7548-022519-EP2S | ND |