Dalapon
Harris County MUD 53
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
100
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 | 18 | 0 | ND |
| 2015 | ND | 16 | 0 | ND |
| 2016 | ND | 16 | 0 | ND |
| 2017 | ND | 18 | 0 | ND |
| 2018 | ND | 16 | 0 | ND |
| 2019 | ND | 16 | 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 |
|---|---|---|
| 2014-02-21 | AC44254 | ND |
| 2014-02-21 | AC44223 | ND |
| 2014-02-21 | AC44220 | ND |
| 2014-02-21 | AC44222 | ND |
| 2014-02-21 | AC44317 | ND |
| 2014-02-21 | AC44319 | ND |
| 2014-05-22 | AC55108 | ND |
| 2014-05-22 | AC55090 | ND |
| 2014-05-22 | AC55110 | ND |
| 2014-05-22 | AC55089 | ND |
| 2014-08-15 | AC64100 | ND |
| 2014-08-15 | AC64109 | ND |
| 2014-08-15 | AC64102 | ND |
| 2014-08-15 | AC64103 | ND |
| 2014-11-14 | AC72149 | ND |
| 2014-11-14 | AC72147 | ND |
| 2014-11-14 | AC72120 | ND |
| 2014-11-14 | AC72111 | ND |
| 2015-01-21 | AC77210 | ND |
| 2015-01-21 | AC77178 | ND |
| 2015-01-21 | AC77183 | ND |
| 2015-01-21 | AC77168 | ND |
| 2015-04-15 | AC88324 | ND |
| 2015-04-15 | AC88337 | ND |
| 2015-04-15 | AC88345 | ND |
| 2015-04-15 | AC88336 | ND |
| 2015-07-29 | AD01472 | ND |
| 2015-07-29 | AD01469 | ND |
| 2015-07-29 | AD01488 | ND |
| 2015-07-29 | AD01483 | ND |
| 2015-12-04 | AD15651 | ND |
| 2015-12-04 | AD15662 | ND |
| 2015-12-04 | AD15695 | ND |
| 2015-12-04 | AD15656 | ND |
| 2016-01-25 | AD19653 | ND |
| 2016-01-25 | AD19621 | ND |
| 2016-01-25 | AD19659 | ND |
| 2016-01-25 | AD19662 | ND |
| 2016-04-20 | AD33597 | ND |
| 2016-04-20 | AD33598 | ND |
| 2016-04-20 | AD33596 | ND |
| 2016-04-20 | AD33602 | ND |
| 2016-07-15 | AD44502 | ND |
| 2016-07-15 | AD44512 | ND |
| 2016-07-15 | AD44499 | ND |
| 2016-07-15 | AD44501 | ND |
| 2016-12-16 | AD62560 | ND |
| 2016-12-16 | AD62555 | ND |
| 2016-12-16 | AD62558 | ND |
| 2016-12-16 | AD62556 | ND |
| 2017-02-06 | AD68703 | ND |
| 2017-02-06 | AD68892 | ND |
| 2017-02-06 | AD68896 | ND |
| 2017-02-10 | AD70368 | ND |
| 2017-02-10 | AD70367 | ND |
| 2017-02-10 | AD70366 | ND |
| 2017-05-05 | AD83030 | ND |
| 2017-05-05 | AD83032 | ND |
| 2017-05-05 | AD83031 | ND |
| 2017-05-05 | AD83029 | ND |
| 2017-07-07 | AD88629 | ND |
| 2017-07-07 | AD88623 | ND |
| 2017-07-07 | AD88625 | ND |
| 2017-07-07 | AD88622 | ND |
| 2017-10-27 | AE02679 | ND |
| 2017-10-27 | AE02678 | ND |
| 2017-10-27 | AE02676 | ND |
| 2017-10-27 | AE02677 | ND |
| 2018-02-08 | AE12962 | ND |
| 2018-02-08 | AE12957 | ND |
| 2018-02-08 | AE12959 | ND |
| 2018-02-08 | AE12974 | ND |
| 2018-05-07 | AE25274 | ND |
| 2018-05-07 | AE25284 | ND |
| 2018-05-07 | AE25265 | ND |
| 2018-05-07 | AE25278 | ND |
| 2018-08-23 | AE38405 | ND |
| 2018-08-23 | AE38386 | ND |
| 2018-08-23 | AE38404 | ND |
| 2018-08-23 | AE38399 | ND |
| 2018-10-25 | AE44598 | ND |
| 2018-10-25 | AE44602 | ND |
| 2018-10-25 | AE44600 | ND |
| 2018-10-25 | AE44599 | ND |
| 2019-01-14 | AE49547 | ND |
| 2019-01-14 | AE49549 | ND |
| 2019-01-14 | AE49548 | ND |
| 2019-01-14 | AE49541 | ND |
| 2019-04-23 | AE63373 | ND |
| 2019-04-23 | AE63352 | ND |
| 2019-04-23 | AE63377 | ND |
| 2019-04-23 | AE63349 | ND |
| 2019-07-22 | AE75251 | ND |
| 2019-07-22 | AE75245 | ND |
| 2019-07-22 | AE75249 | ND |
| 2019-07-22 | AE75247 | ND |
| 2019-10-03 | AE85663 | ND |
| 2019-10-03 | AE85667 | ND |
| 2019-10-03 | AE85661 | ND |
| 2019-10-03 | AE85666 | ND |