o-toluidine
Sammamish Plateau Water and Sewer
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.
16
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 | 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 | 8 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2019-08-20 | 201908210160 | ND |
| 2019-08-20 | 201908210325 | ND |
| 2019-08-20 | 201908210159 | ND |
| 2019-08-21 | 201908220428 | ND |
| 2019-08-21 | 201908220295 | ND |
| 2019-08-21 | 201908220431 | ND |
| 2019-08-28 | 201908290256 | ND |
| 2019-11-12 | 201911130275 | ND |
| 2020-02-11 | 202002120436 | ND |
| 2020-02-11 | 202002120358 | ND |
| 2020-02-18 | 202002190328 | ND |
| 2020-05-18 | 202005200458 | ND |
| 2020-07-28 | 202007290339 | ND |
| 2020-07-28 | 202007290341 | ND |
| 2020-07-28 | 202007290340 | ND |
| 2020-07-29 | 202007300300 | ND |