o-toluidine
City of Napa
The synthetic chemical o-toluidine is used to manufacture pesticides, dyes and other industrial chemicals. The International Agency for Research on Cancer has classified o-toluidine as carcinogenic to humans, and it may also harm the nervous system, kidneys and bladder.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | N/A | 0 | 0 | N/A |
2015 | N/A | 0 | 0 | N/A |
2016 | N/A | 0 | 0 | N/A |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 6 | 0 | ND |
2019 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2018-05-16 | 201805180364 | ND |
2018-06-06 | 201806080843 | ND |
2018-08-22 | 201808230533 | ND |
2018-08-22 | 201808230531 | ND |
2018-12-05 | 201812060115 | ND |
2018-12-05 | 201812060116 | ND |
2019-02-06 | 201804240501 | ND |
2019-02-06 | 201804240502 | ND |