o-toluidine
Crown Point Water Works
NOTE: Crown Point Water Works purchases water from Indiana American Water - Northwest which is required to test for o-toluidine . Sample information shown below was taken by Indiana American Water - Northwest.
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.
Samples
Samples exceeding legal limit (MCL)
Samples exceeding
health guidelines
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 | 2 | 0 | ND |
| 2019 | ND | 6 | 0 | ND |
ppb = parts per billion
All test results
NOTE: Crown Point Water Works purchases water from Indiana American Water - Northwest which is required to test for o-toluidine . Sample information shown below was taken by Indiana American Water - Northwest.
| Date | Lab ID | Result |
|---|---|---|
| 2018-10-08 | 41253301 | ND |
| 2018-10-08 | 41253801 | ND |
| 2019-01-14 | 42449801 | ND |
| 2019-01-14 | 42450301 | ND |
| 2019-04-15 | 43629901 | ND |
| 2019-04-15 | 43630001 | ND |
| 2019-07-15 | 45247301 | ND |
| 2019-07-15 | 45247401 | ND |