Dalapon
City of Alamo
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
98
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 | 16 | 0 | ND |
| 2015 | ND | 16 | 0 | ND |
| 2016 | ND | 17 | 0 | ND |
| 2017 | ND | 16 | 0 | ND |
| 2018 | ND | 16 | 0 | ND |
| 2019 | ND | 17 | 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 |
|---|---|---|
| 2014-02-28 | AC45322 | ND |
| 2014-02-28 | AC45296 | ND |
| 2014-02-28 | AC45264 | ND |
| 2014-02-28 | AC45260 | ND |
| 2014-04-22 | AC51359 | ND |
| 2014-04-22 | AC51356 | ND |
| 2014-04-22 | AC51360 | ND |
| 2014-04-22 | AC51361 | ND |
| 2014-07-23 | AC60754 | ND |
| 2014-07-23 | AC60758 | ND |
| 2014-07-23 | AC60757 | ND |
| 2014-07-23 | AC60755 | ND |
| 2014-10-21 | AC70157 | ND |
| 2014-10-21 | AC70170 | ND |
| 2014-10-21 | AC70156 | ND |
| 2014-10-21 | AC70171 | ND |
| 2015-01-21 | AC77199 | ND |
| 2015-01-21 | AC77198 | ND |
| 2015-01-21 | AC77200 | ND |
| 2015-01-21 | AC77196 | ND |
| 2015-04-07 | AC87462 | ND |
| 2015-04-07 | AC87457 | ND |
| 2015-04-07 | AC87482 | ND |
| 2015-04-07 | AC87451 | ND |
| 2015-07-14 | AC99327 | ND |
| 2015-07-14 | AC99334 | ND |
| 2015-07-14 | AC99333 | ND |
| 2015-07-14 | AC99330 | ND |
| 2015-10-20 | AD11166 | ND |
| 2015-10-20 | AD11156 | ND |
| 2015-10-20 | AD11158 | ND |
| 2015-10-20 | AD11161 | ND |
| 2016-03-02 | AD26625 | ND |
| 2016-03-02 | AD26708 | ND |
| 2016-03-02 | AD26623 | ND |
| 2016-03-02 | AD26618 | ND |
| 2016-03-02 | AD26619 | ND |
| 2016-06-08 | AD39708 | ND |
| 2016-06-08 | AD39714 | ND |
| 2016-06-08 | AD39749 | ND |
| 2016-06-08 | AD39748 | ND |
| 2016-07-14 | AD44222 | ND |
| 2016-07-14 | AD44217 | ND |
| 2016-07-14 | AD44218 | ND |
| 2016-07-14 | AD44231 | ND |
| 2016-11-15 | AD57982 | ND |
| 2016-11-15 | AD58003 | ND |
| 2016-11-15 | AD58008 | ND |
| 2016-11-15 | AD58006 | ND |
| 2017-01-10 | AD63938 | ND |
| 2017-01-10 | AD63924 | ND |
| 2017-01-10 | AD63925 | ND |
| 2017-01-10 | AD63926 | ND |
| 2017-05-01 | AD81779 | ND |
| 2017-05-01 | AD81756 | ND |
| 2017-05-01 | AD81776 | ND |
| 2017-05-01 | AD81755 | ND |
| 2017-07-12 | AD89052 | ND |
| 2017-07-12 | AD89050 | ND |
| 2017-07-12 | AD89056 | ND |
| 2017-07-12 | AD89053 | ND |
| 2017-10-31 | AE02918 | ND |
| 2017-10-31 | AE02915 | ND |
| 2017-10-31 | AE02919 | ND |
| 2017-10-31 | AE02899 | ND |
| 2018-01-24 | AE10151 | ND |
| 2018-01-24 | AE10143 | ND |
| 2018-01-24 | AE10148 | ND |
| 2018-01-24 | AE10149 | ND |
| 2018-04-11 | AE22046 | ND |
| 2018-04-11 | AE22045 | ND |
| 2018-04-11 | AE22039 | ND |
| 2018-04-11 | AE22037 | ND |
| 2018-08-16 | AE37334 | ND |
| 2018-08-16 | AE37325 | ND |
| 2018-08-16 | AE37328 | ND |
| 2018-08-16 | AE37326 | ND |
| 2018-10-10 | AE43054 | ND |
| 2018-10-10 | AE43077 | ND |
| 2018-10-10 | AE43078 | ND |
| 2018-10-10 | AE43061 | ND |
| 2019-02-26 | AE55941 | ND |
| 2019-02-26 | AE56056 | ND |
| 2019-02-26 | AE55945 | ND |
| 2019-02-26 | AE55943 | ND |
| 2019-02-26 | AE55949 | ND |
| 2019-05-21 | AE67347 | ND |
| 2019-05-21 | AE67339 | ND |
| 2019-05-21 | AE67336 | ND |
| 2019-05-21 | AE67340 | ND |
| 2019-09-04 | AE82013 | ND |
| 2019-09-04 | AE82020 | ND |
| 2019-09-04 | AE82011 | ND |
| 2019-09-04 | AE82018 | ND |
| 2019-11-07 | AE88868 | ND |
| 2019-11-07 | AE88873 | ND |
| 2019-11-07 | AE88875 | ND |
| 2019-11-07 | AE88870 | ND |