Dalapon
City of Idalou
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
13
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 | 2.35 ppb | 4 | 1 | ND - 9.38 ppb |
| 2015 | ND | 2 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 4 | 0 | ND |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 1 | 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 |
|---|---|---|
| 2014-03-13 | Q1408243004 | ND |
| 2014-06-17 | Q1421629012 | ND |
| 2014-06-17 | Q1421629013 | ND |
| 2014-09-18 | Q1445932004 | 9.38 ppb |
| 2015-03-25 | Q1511064007 | ND |
| 2015-06-23 | Q1523309005 | ND |
| 2016-09-08 | Q1636371007 | ND |
| 2017-03-14 | Q1710443006 | ND |
| 2017-07-25 | Q1730586007 | ND |
| 2017-10-12 | Q1752321001 | ND |
| 2017-10-25 | Q1755075005 | ND |
| 2018-10-25 | Q1842795001 | ND |
| 2019-04-10 | Q1914418011 | ND |