Dalapon
City of Humble
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | ND | 21 | 0 | ND |
2015 | ND | 16 | 0 | ND |
2016 | ND | 16 | 0 | ND |
2017 | ND | 21 | 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 |
---|---|---|
2014-02-11 | AC42263 | ND |
2014-02-11 | AC42261 | ND |
2014-02-11 | AC42267 | ND |
2014-02-11 | AC42269 | ND |
2014-02-11 | AC42268 | ND |
2014-02-11 | AC42180 | ND |
2014-02-11 | AC42190 | ND |
2014-02-11 | AC42170 | ND |
2014-02-11 | AC42181 | ND |
2014-04-02 | AC49089 | ND |
2014-04-02 | AC49090 | ND |
2014-04-02 | AC49091 | ND |
2014-04-02 | AC49094 | ND |
2014-07-07 | AC58935 | ND |
2014-07-07 | AC58933 | ND |
2014-07-07 | AC58942 | ND |
2014-07-07 | AC58941 | ND |
2014-10-03 | AC68886 | ND |
2014-10-03 | AC68899 | ND |
2014-10-03 | AC68900 | ND |
2014-10-03 | AC68920 | ND |
2015-01-20 | AC76943 | ND |
2015-01-20 | AC76933 | ND |
2015-01-20 | AC76931 | ND |
2015-01-20 | AC76926 | ND |
2015-04-10 | AC87958 | ND |
2015-04-10 | AC87952 | ND |
2015-04-10 | AC87954 | ND |
2015-04-10 | AC87953 | ND |
2015-07-01 | AC98203 | ND |
2015-07-01 | AC98199 | ND |
2015-07-01 | AC98192 | ND |
2015-07-01 | AC98198 | ND |
2015-10-05 | AD09401 | ND |
2015-10-05 | AD09393 | ND |
2015-10-05 | AD09400 | ND |
2015-10-05 | AD09398 | ND |
2016-01-21 | AD19241 | ND |
2016-01-21 | AD19238 | ND |
2016-01-21 | AD19233 | ND |
2016-01-21 | AD19234 | ND |
2016-04-08 | AD32545 | ND |
2016-04-08 | AD32544 | ND |
2016-04-08 | AD32529 | ND |
2016-04-08 | AD32542 | ND |
2016-07-08 | AD43573 | ND |
2016-07-08 | AD43569 | ND |
2016-07-08 | AD43572 | ND |
2016-07-08 | AD43574 | ND |
2016-10-07 | AD52791 | ND |
2016-10-07 | AD52788 | ND |
2016-10-07 | AD52790 | ND |
2016-10-07 | AD52792 | ND |
2017-01-05 | AD63331 | ND |
2017-01-05 | AD63342 | ND |
2017-01-05 | AD63329 | ND |
2017-01-05 | AD63326 | ND |
2017-01-05 | AD63201 | ND |
2017-01-05 | AD63202 | ND |
2017-01-05 | AD63208 | ND |
2017-01-05 | AD63209 | ND |
2017-04-21 | AD80605 | ND |
2017-04-21 | AD80608 | ND |
2017-04-21 | AD80607 | ND |
2017-04-21 | AD80606 | ND |
2017-04-21 | AD80772 | ND |
2017-07-13 | AD89263 | ND |
2017-07-13 | AD89261 | ND |
2017-07-13 | AD89262 | ND |
2017-07-13 | AD89264 | ND |
2017-10-13 | AE00788 | ND |
2017-10-13 | AE00769 | ND |
2017-10-13 | AE00784 | ND |
2017-10-13 | AE00787 | ND |
2018-01-19 | AE09481 | ND |
2018-01-19 | AE09491 | ND |
2018-01-19 | AE09492 | ND |
2018-01-19 | AE09490 | ND |
2018-04-03 | AE20976 | ND |
2018-04-03 | AE20973 | ND |
2018-04-03 | AE20978 | ND |
2018-04-03 | AE20977 | ND |
2018-07-31 | AE35302 | ND |
2018-07-31 | AE35293 | ND |
2018-07-31 | AE35299 | ND |
2018-07-31 | AE35301 | ND |
2018-10-10 | AE43258 | ND |
2018-10-10 | AE43253 | ND |
2018-10-10 | AE43257 | ND |
2018-10-10 | AE43260 | ND |
2019-01-15 | AE49795 | ND |
2019-01-15 | AE49797 | ND |
2019-01-15 | AE49798 | ND |
2019-01-15 | AE49796 | ND |
2019-04-04 | AE61187 | ND |
2019-04-04 | AE61184 | ND |
2019-04-04 | AE61185 | ND |
2019-04-04 | AE61186 | ND |
2019-08-16 | AE79262 | ND |
2019-08-16 | AE79263 | ND |
2019-08-16 | AE79264 | ND |
2019-08-16 | AE79265 | ND |
2019-10-01 | AE85303 | ND |
2019-10-01 | AE85298 | ND |
2019-10-01 | AE85308 | ND |
2019-10-01 | AE85305 | ND |