Estrone
City of Chesapeake - Northwest River System
8
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 | ND | 4 | 0 | ND |
| 2014 | ND | 4 | 0 | ND |
| 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 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2013-07-17 | 23113101 | ND |
| 2013-07-17 | 23113301 | ND |
| 2013-10-08 | 23755501 | ND |
| 2013-10-08 | 23755301 | ND |
| 2014-01-14 | 24585401 | ND |
| 2014-01-14 | 24585601 | ND |
| 2014-04-15 | 3012106 | ND |
| 2014-04-15 | 3012105 | ND |