Dalapon
Lubbock Public Water System
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
15
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 | 1.59 ppb | 2 | 1 | ND - 3.18 ppb |
| 2015 | ND | 4 | 0 | ND |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 3 | 0 | ND |
| 2019 | ND | 2 | 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 |
|---|---|---|
| 2014-01-22 | Q1401929007 | ND |
| 2014-09-17 | Q1445027003 | 3.18 ppb |
| 2015-02-03 | Q1504173003 | ND |
| 2015-02-11 | Q1505820004 | ND |
| 2015-04-07 | Q1513290002 | ND |
| 2015-04-22 | Q1514946009 | ND |
| 2016-02-03 | Q1604716013 | ND |
| 2016-04-06 | Q1613543007 | ND |
| 2017-08-10 | Q1734366009 | ND |
| 2017-09-27 | Q1746701009 | ND |
| 2018-02-07 | Q1805018002 | ND |
| 2018-03-26 | Q1812603003 | ND |
| 2018-04-19 | Q1816161008 | ND |
| 2019-04-16 | Q1915160012 | ND |
| 2019-04-16 | Q1915160013 | ND |