Dalapon
Galveston County WCID 1
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
106
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 |
|---|---|---|---|---|
| 2012 | ND | 20 | 0 | ND |
| 2013 | ND | 16 | 0 | ND |
| 2014 | ND | 19 | 0 | ND |
| 2015 | ND | 16 | 0 | ND |
| 2016 | ND | 16 | 0 | ND |
| 2017 | 0.0947 ppb | 19 | 1 | ND - 1.80 ppb |
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 |
|---|---|---|
| 2012-02-01 | AB79779 | ND |
| 2012-02-01 | AB79780 | ND |
| 2012-02-01 | AB79781 | ND |
| 2012-02-01 | AB79782 | ND |
| 2012-04-05 | AB86237 | ND |
| 2012-04-05 | AB86192 | ND |
| 2012-04-05 | AB86181 | ND |
| 2012-04-05 | AB86182 | ND |
| 2012-06-01 | AB91632 | ND |
| 2012-06-01 | AB91623 | ND |
| 2012-06-01 | AB91622 | ND |
| 2012-06-01 | AB91637 | ND |
| 2012-08-23 | AB99529 | ND |
| 2012-08-23 | AB99526 | ND |
| 2012-08-23 | AB99527 | ND |
| 2012-08-23 | AB99528 | ND |
| 2012-11-27 | AC05657 | ND |
| 2012-11-27 | AC05648 | ND |
| 2012-11-27 | AC05656 | ND |
| 2012-11-27 | AC05647 | ND |
| 2013-02-05 | AC09684 | ND |
| 2013-02-05 | AC09679 | ND |
| 2013-02-05 | AC09680 | ND |
| 2013-02-05 | AC09683 | ND |
| 2013-05-29 | AC20744 | ND |
| 2013-05-29 | AC20756 | ND |
| 2013-05-29 | AC20754 | ND |
| 2013-05-29 | AC20745 | ND |
| 2013-08-15 | AC27945 | ND |
| 2013-08-15 | AC27952 | ND |
| 2013-08-15 | AC27943 | ND |
| 2013-08-15 | AC27948 | ND |
| 2013-11-18 | AC35447 | ND |
| 2013-11-18 | AC35434 | ND |
| 2013-11-18 | AC35432 | ND |
| 2013-11-18 | AC35445 | ND |
| 2014-01-30 | AC40906 | ND |
| 2014-01-30 | AC40902 | ND |
| 2014-01-30 | AC40900 | ND |
| 2014-02-21 | AC44225 | ND |
| 2014-02-21 | AC44227 | ND |
| 2014-02-21 | AC44230 | ND |
| 2014-02-21 | AC44226 | ND |
| 2014-06-03 | AC55876 | ND |
| 2014-06-03 | AC55877 | ND |
| 2014-06-03 | AC55878 | ND |
| 2014-06-03 | AC55872 | ND |
| 2014-07-30 | AC61608 | ND |
| 2014-07-30 | AC61614 | ND |
| 2014-07-30 | AC61617 | ND |
| 2014-07-30 | AC61615 | ND |
| 2014-10-22 | AC70302 | ND |
| 2014-10-22 | AC70301 | ND |
| 2014-10-22 | AC70304 | ND |
| 2014-10-22 | AC70303 | ND |
| 2015-01-15 | AC76427 | ND |
| 2015-01-15 | AC76428 | ND |
| 2015-01-15 | AC76422 | ND |
| 2015-01-15 | AC76421 | ND |
| 2015-05-06 | AC90707 | ND |
| 2015-05-06 | AC90747 | ND |
| 2015-05-06 | AC90745 | ND |
| 2015-05-06 | AC90752 | ND |
| 2015-07-07 | AC98533 | ND |
| 2015-07-07 | AC98537 | ND |
| 2015-07-07 | AC98534 | ND |
| 2015-07-07 | AC98536 | ND |
| 2015-10-28 | AD11983 | ND |
| 2015-10-28 | AD11984 | ND |
| 2015-10-28 | AD11982 | ND |
| 2015-10-28 | AD11981 | ND |
| 2016-01-26 | AD20041 | ND |
| 2016-01-26 | AD20033 | ND |
| 2016-01-26 | AD20028 | ND |
| 2016-01-26 | AD20029 | ND |
| 2016-05-16 | AD36752 | ND |
| 2016-05-16 | AD36781 | ND |
| 2016-05-16 | AD36780 | ND |
| 2016-05-16 | AD36756 | ND |
| 2016-09-29 | AD51873 | ND |
| 2016-09-29 | AD51872 | ND |
| 2016-09-29 | AD51880 | ND |
| 2016-09-29 | AD51874 | ND |
| 2016-11-29 | AD59335 | ND |
| 2016-11-29 | AD59338 | ND |
| 2016-11-29 | AD59342 | ND |
| 2016-11-29 | AD59340 | ND |
| 2017-01-26 | AD67264 | ND |
| 2017-01-26 | AD67271 | ND |
| 2017-01-26 | AD67263 | ND |
| 2017-01-26 | AD67131 | ND |
| 2017-01-26 | AD67130 | ND |
| 2017-01-26 | AD67132 | ND |
| 2017-01-26 | AD67138 | ND |
| 2017-04-25 | AD81126 | 1.80 ppb |
| 2017-04-25 | AD81124 | ND |
| 2017-04-25 | AD81150 | ND |
| 2017-04-25 | AD81130 | ND |
| 2017-07-24 | AD90336 | ND |
| 2017-07-24 | AD90283 | ND |
| 2017-07-24 | AD90287 | ND |
| 2017-07-24 | AD90286 | ND |
| 2017-10-16 | AE00810 | ND |
| 2017-10-16 | AE00811 | ND |
| 2017-10-16 | AE00812 | ND |
| 2017-10-16 | AE00813 | ND |