Isophorone
Portsmouth Water & Fire District
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | ND | 22 | 0 | ND |
2015 | 0.00909 ppb | 11 | 1 | ND - 0.1000 ppb |
2016 | ND | 14 | 0 | ND |
2017 | 0.01000 ppb | 30 | 3 | ND - 0.1000 ppb |
2018 | ND | 20 | 0 | ND |
2019 | ND | 19 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
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