Dalapon
California Water Service Company - Dixon
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 9 | 0 | ND |
2015 | ND | 8 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 4 | 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 |
---|---|---|
2014-09-16 | 5810-005-1055 | ND |
2014-10-16 | 5810-008-1449 | ND |
2014-10-29 | 5810-006-0845 | ND |
2014-11-19 | 5810-002-0950 | ND |
2014-12-17 | 5810-007-1111 | ND |
2014-12-17 | 5810-005-1607 | ND |
2014-12-17 | 5810-003-1020 | ND |
2014-12-30 | 5810-004-1151 | ND |
2014-12-30 | 5810-002-1151 | ND |
2015-01-05 | 5810-006-1356 | ND |
2015-01-21 | 5810-002-0929 | ND |
2015-01-21 | 5810-008-1057 | ND |
2015-03-03 | 9590-002-0902 | ND |
2015-03-03 | 9590-007-0953 | ND |
2015-03-25 | 9590-008-0850 | ND |
2015-03-31 | 9590-009-1057 | ND |
2015-05-20 | 9590-003-0910 | ND |
2016-04-06 | 9590-017-1123 | ND |
2016-06-13 | 9590-020-1700 | ND |
2016-07-20 | 9590-017-1340 | ND |
2018-04-04 | 9590-002-0918 | ND |
2018-04-05 | 9590-008-1337 | ND |
2018-07-02 | 9590-002-1500 | ND |
2018-07-10 | 9590-008-1540 | ND |
2019-04-02 | 9590-017-1547 | ND |
2019-07-02 | 9590-017-1330 | ND |