Dalapon
Montgomery Trace Water System
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
91
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 | 4 | 0 | ND |
| 2015 | ND | 14 | 0 | ND |
| 2016 | 0.438 ppb | 16 | 4 | ND - 2.40 ppb |
| 2017 | 0.363 ppb | 19 | 4 | ND - 1.90 ppb |
| 2018 | ND | 20 | 0 | ND |
| 2019 | ND | 18 | 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 |
|---|---|---|
| 2014-03-25 | AC48168 | ND |
| 2014-03-25 | AC48167 | ND |
| 2014-03-25 | AC48170 | ND |
| 2014-06-25 | AC58014 | ND |
| 2015-05-29 | AC93987 | ND |
| 2015-05-29 | AC94014 | ND |
| 2015-05-29 | AC94021 | ND |
| 2015-05-29 | AC94012 | ND |
| 2015-05-29 | AC93926 | ND |
| 2015-05-29 | AC93924 | ND |
| 2015-07-23 | AD00887 | ND |
| 2015-07-23 | AD00890 | ND |
| 2015-07-23 | AD00860 | ND |
| 2015-07-23 | AD00863 | ND |
| 2015-10-13 | AD10456 | ND |
| 2015-10-13 | AD10454 | ND |
| 2015-10-13 | AD10451 | ND |
| 2015-10-13 | AD10457 | ND |
| 2016-01-11 | AD17309 | ND |
| 2016-01-11 | AD17308 | ND |
| 2016-01-11 | AD17310 | ND |
| 2016-01-11 | AD17307 | ND |
| 2016-06-20 | AD41129 | ND |
| 2016-06-20 | AD41140 | ND |
| 2016-06-20 | AD41128 | ND |
| 2016-06-20 | AD41130 | ND |
| 2016-07-27 | AD45927 | ND |
| 2016-07-27 | AD45924 | ND |
| 2016-07-27 | AD45923 | ND |
| 2016-07-27 | AD45922 | ND |
| 2016-12-12 | AD61600 | 2.40 ppb |
| 2016-12-12 | AD61601 | 1.90 ppb |
| 2016-12-12 | AD61603 | 1.20 ppb |
| 2016-12-12 | AD61599 | 1.50 ppb |
| 2017-01-23 | AD66023 | 1.90 ppb |
| 2017-01-23 | AD66022 | 1.70 ppb |
| 2017-01-23 | AD66021 | 1.40 ppb |
| 2017-01-23 | AD66025 | 1.90 ppb |
| 2017-01-23 | AD66186 | ND |
| 2017-01-23 | AD66190 | ND |
| 2017-01-23 | AD66189 | ND |
| 2017-05-17 | AD84593 | ND |
| 2017-05-17 | AD84594 | ND |
| 2017-05-17 | AD84601 | ND |
| 2017-05-17 | AD84596 | ND |
| 2017-07-13 | AD89201 | ND |
| 2017-07-13 | AD89193 | ND |
| 2017-07-13 | AD89202 | ND |
| 2017-07-13 | AD89194 | ND |
| 2017-11-29 | AE06100 | ND |
| 2017-11-29 | AE06097 | ND |
| 2017-11-29 | AE06098 | ND |
| 2017-11-29 | AE06099 | ND |
| 2018-02-20 | AE14373 | ND |
| 2018-02-20 | AE14510 | ND |
| 2018-02-20 | AE14506 | ND |
| 2018-02-20 | AE14399 | ND |
| 2018-02-20 | AE14386 | ND |
| 2018-02-20 | AE14377 | ND |
| 2018-06-14 | AE30010 | ND |
| 2018-06-14 | AE30005 | ND |
| 2018-06-14 | AE29998 | ND |
| 2018-06-14 | AE30004 | ND |
| 2018-08-23 | AE38398 | ND |
| 2018-08-23 | AE38375 | ND |
| 2018-08-23 | AE38376 | ND |
| 2018-08-23 | AE38396 | ND |
| 2018-09-11 | AE39654 | ND |
| 2018-11-05 | AE45273 | ND |
| 2018-11-05 | AE45235 | ND |
| 2018-11-05 | AE45234 | ND |
| 2018-11-05 | AE45236 | ND |
| 2018-11-05 | AE45237 | ND |
| 2019-01-16 | AE50077 | ND |
| 2019-01-16 | AE50089 | ND |
| 2019-01-16 | AE50078 | ND |
| 2019-01-16 | AE50076 | ND |
| 2019-01-16 | AE50238 | ND |
| 2019-04-16 | AE62536 | ND |
| 2019-04-16 | AE62634 | ND |
| 2019-04-16 | AE62535 | ND |
| 2019-04-16 | AE62533 | ND |
| 2019-04-16 | AE62534 | ND |
| 2019-07-01 | AE72828 | ND |
| 2019-07-01 | AE72827 | ND |
| 2019-07-01 | AE72829 | ND |
| 2019-07-01 | AE72830 | ND |
| 2019-10-17 | AE86896 | ND |
| 2019-10-17 | AE86895 | ND |
| 2019-10-17 | AE86898 | ND |
| 2019-10-17 | AE86899 | ND |