Dalapon
Bolivar Peninsula SUD
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
96
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | 0.156 ppb | 16 | 2 | ND - 1.50 ppb |
| 2015 | ND | 16 | 0 | ND |
| 2016 | ND | 16 | 0 | ND |
| 2017 | ND | 16 | 0 | ND |
| 2018 | ND | 16 | 0 | ND |
| 2019 | 0.0625 ppb | 16 | 1 | ND - 1.000 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 |
|---|---|---|
| 2014-03-14 | AC47113 | ND |
| 2014-03-14 | AC47114 | ND |
| 2014-03-14 | AC47112 | ND |
| 2014-03-14 | AC47115 | ND |
| 2014-06-06 | AC56268 | ND |
| 2014-06-06 | AC56311 | ND |
| 2014-06-06 | AC56270 | 1.50 ppb |
| 2014-06-06 | AC56257 | ND |
| 2014-08-15 | AC64105 | ND |
| 2014-08-15 | AC64094 | 1.000 ppb |
| 2014-08-15 | AC64171 | ND |
| 2014-08-15 | AC64110 | ND |
| 2014-11-21 | AC72753 | ND |
| 2014-11-21 | AC72755 | ND |
| 2014-11-21 | AC72747 | ND |
| 2014-11-21 | AC72754 | ND |
| 2015-02-11 | AC80179 | ND |
| 2015-02-11 | AC80173 | ND |
| 2015-02-11 | AC80175 | ND |
| 2015-02-11 | AC80182 | ND |
| 2015-05-29 | AC94005 | ND |
| 2015-05-29 | AC94001 | ND |
| 2015-05-29 | AC94020 | ND |
| 2015-05-29 | AC94011 | ND |
| 2015-09-23 | AD08190 | ND |
| 2015-09-23 | AD08194 | ND |
| 2015-09-23 | AD08198 | ND |
| 2015-09-23 | AD08193 | ND |
| 2015-10-23 | AD11705 | ND |
| 2015-10-23 | AD11709 | ND |
| 2015-10-23 | AD11708 | ND |
| 2015-10-23 | AD11707 | ND |
| 2016-02-19 | AD24708 | ND |
| 2016-02-19 | AD24710 | ND |
| 2016-02-19 | AD24709 | ND |
| 2016-02-19 | AD24720 | ND |
| 2016-06-10 | AD40175 | ND |
| 2016-06-10 | AD40177 | ND |
| 2016-06-10 | AD40183 | ND |
| 2016-06-10 | AD40181 | ND |
| 2016-08-05 | AD47287 | ND |
| 2016-08-05 | AD47288 | ND |
| 2016-08-05 | AD47285 | ND |
| 2016-08-05 | AD47291 | ND |
| 2016-11-28 | AD59328 | ND |
| 2016-11-28 | AD59327 | ND |
| 2016-11-28 | AD59331 | ND |
| 2016-11-28 | AD59330 | ND |
| 2017-01-27 | AD67482 | ND |
| 2017-01-27 | AD67483 | ND |
| 2017-01-27 | AD67485 | ND |
| 2017-01-27 | AD67484 | ND |
| 2017-04-24 | AD80629 | ND |
| 2017-04-24 | AD80630 | ND |
| 2017-04-24 | AD80628 | ND |
| 2017-04-24 | AD80625 | ND |
| 2017-07-07 | AD88667 | ND |
| 2017-07-07 | AD88668 | ND |
| 2017-07-07 | AD88669 | ND |
| 2017-07-07 | AD88666 | ND |
| 2017-11-16 | AE05156 | ND |
| 2017-11-16 | AE05155 | ND |
| 2017-11-16 | AE05154 | ND |
| 2017-11-16 | AE05157 | ND |
| 2018-02-05 | AE12200 | ND |
| 2018-02-05 | AE12141 | ND |
| 2018-02-05 | AE12153 | ND |
| 2018-02-05 | AE12156 | ND |
| 2018-05-11 | AE26149 | ND |
| 2018-05-11 | AE26153 | ND |
| 2018-05-11 | AE26148 | ND |
| 2018-05-11 | AE26154 | ND |
| 2018-07-20 | AE34128 | ND |
| 2018-07-20 | AE34127 | ND |
| 2018-07-20 | AE34130 | ND |
| 2018-07-20 | AE34129 | ND |
| 2018-10-12 | AE43403 | ND |
| 2018-10-12 | AE43402 | ND |
| 2018-10-12 | AE43401 | ND |
| 2018-10-12 | AE43400 | ND |
| 2019-02-11 | AE53742 | ND |
| 2019-02-11 | AE53732 | ND |
| 2019-02-11 | AE53734 | ND |
| 2019-02-11 | AE53753 | ND |
| 2019-04-05 | AE61382 | ND |
| 2019-04-05 | AE61384 | ND |
| 2019-04-05 | AE61385 | ND |
| 2019-04-05 | AE61386 | ND |
| 2019-09-09 | AE82466 | ND |
| 2019-09-09 | AE82468 | ND |
| 2019-09-09 | AE82470 | ND |
| 2019-09-09 | AE82467 | 1.000 ppb |
| 2019-10-30 | AE87938 | ND |
| 2019-10-30 | AE87939 | ND |
| 2019-10-30 | AE87941 | ND |
| 2019-10-30 | AE87940 | ND |