4-Androstene-3,17-dione
Walnut Valley Water District
Human sex hormones are sometimes detected at low concentrations in drinking water. There are no current health guidelines to determine whether these exposures are safe, or if they could pose a risk to human health.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2013 | ND | 2 | 0 | ND |
2014 | 0.0680 ppt | 6 | 1 | ND - 0.410 ppt |
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 |
ppt = parts per trillion
All test results
Date | Lab ID | Result |
---|---|---|
2013-11-18 | B3K1478-02 | ND |
2013-11-18 | B3K1505-02 | ND |
2014-02-12 | B4B1265-02 | ND |
2014-02-12 | B4B1265-05 | 0.410 ppt |
2014-05-14 | B4E1481-02 | ND |
2014-05-14 | B4E1481-05 | ND |
2014-08-13 | B4H1420-02 | ND |
2014-08-13 | B4H1420-05 | ND |