Dalapon
Rice University
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
50
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 | 9 | 0 | ND |
| 2015 | ND | 8 | 0 | ND |
| 2016 | ND | 8 | 0 | ND |
| 2017 | ND | 9 | 0 | ND |
| 2018 | ND | 8 | 0 | ND |
| 2019 | ND | 8 | 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 |
|---|---|---|
| 2014-02-03 | AC41093 | ND |
| 2014-03-03 | AC45256 | ND |
| 2014-03-03 | AC45276 | ND |
| 2014-04-07 | AC49613 | ND |
| 2014-04-07 | AC49599 | ND |
| 2014-08-22 | AC65105 | ND |
| 2014-08-22 | AC65102 | ND |
| 2014-12-15 | AC75073 | ND |
| 2014-12-15 | AC75074 | ND |
| 2015-01-20 | AC76920 | ND |
| 2015-01-20 | AC76941 | ND |
| 2015-04-13 | AC87949 | ND |
| 2015-04-13 | AC87937 | ND |
| 2015-08-04 | AD02282 | ND |
| 2015-08-04 | AD02281 | ND |
| 2015-11-03 | AD12346 | ND |
| 2015-11-03 | AD12326 | ND |
| 2016-02-26 | AD26019 | ND |
| 2016-02-26 | AD26046 | ND |
| 2016-06-03 | AD39355 | ND |
| 2016-06-03 | AD39352 | ND |
| 2016-07-07 | AD43285 | ND |
| 2016-07-07 | AD43289 | ND |
| 2016-10-04 | AD52470 | ND |
| 2016-10-04 | AD52463 | ND |
| 2017-01-23 | AD66044 | ND |
| 2017-01-23 | AD66045 | ND |
| 2017-05-09 | AD83275 | ND |
| 2017-05-09 | AD83419 | ND |
| 2017-06-08 | AD86830 | ND |
| 2017-07-20 | AD90093 | ND |
| 2017-07-20 | AD90094 | ND |
| 2017-10-16 | AE00791 | ND |
| 2017-10-16 | AE00818 | ND |
| 2018-01-11 | AE08912 | ND |
| 2018-03-13 | AE18129 | ND |
| 2018-04-03 | AE21006 | ND |
| 2018-04-03 | AE20974 | ND |
| 2018-07-09 | AE32595 | ND |
| 2018-07-09 | AE32591 | ND |
| 2018-10-10 | AE43071 | ND |
| 2018-10-10 | AE43072 | ND |
| 2019-01-16 | AE50117 | ND |
| 2019-01-16 | AE50114 | ND |
| 2019-04-04 | AE61194 | ND |
| 2019-04-04 | AE61195 | ND |
| 2019-07-09 | AE73665 | ND |
| 2019-07-09 | AE73640 | ND |
| 2019-11-15 | AE89515 | ND |
| 2019-11-15 | AE89517 | ND |