tert-Amyl methyl ether
Concord Water Department
tert-Amyl methyl ether is an industrial chemical used as a gasoline additive.
19
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | ND | 4 | 0 | ND |
| 2015 | ND | 5 | 0 | ND |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 5 | 0 | ND |
| 2019 | ND | 5 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-10-31 | 137495.02 | ND |
| 2014-10-31 | 137495.03 | ND |
| 2014-10-31 | 137495.04 | ND |
| 2014-10-31 | 137495.01 | ND |
| 2015-08-07 | 146612.01 | ND |
| 2015-10-15 | 149110.01 | ND |
| 2015-10-15 | 149110.02 | ND |
| 2015-10-15 | 149110.03 | ND |
| 2015-10-15 | 149110.04 | ND |
| 2018-07-02 | 183690.01 | ND |
| 2018-10-01 | 187223.01 | ND |
| 2018-10-01 | 187223.02 | ND |
| 2018-10-01 | 187223.03 | ND |
| 2018-10-01 | 187223.04 | ND |
| 2019-07-01 | 197248.01 | ND |
| 2019-10-03 | 201192.02 | ND |
| 2019-10-03 | 201192.03 | ND |
| 2019-10-03 | 201192.04 | ND |
| 2019-10-03 | 201192.05 | ND |