o-toluidine
Johnston Municipal Water Supply
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 |
---|---|---|---|---|
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 | N/A | 0 | 0 | N/A |
2019 | ND | 4 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2019-08-13 | 849121 | ND |
2019-08-13 | 849539 | ND |
2019-11-05 | 889363 | ND |
2019-11-05 | 889396 | ND |
2020-02-04 | 924192 | ND |
2020-02-04 | 924175 | ND |
2020-05-27 | 1021062 | ND |
2020-05-27 | 1021120 | 0.0140 ppb |