17-beta-Estradiol
Alderwood Water District
NOTE: Alderwood Water District purchases water from City of Everett Public Works Department which is required to test for 17-beta-estradiol. Sample information shown below was taken by City of Everett Public Works Department.
Beta-estradiol is one of the 3 types of estrogen made by the human body. Sex hormones get into water downstream from livestock and pharmaceutical production, or incomplete removal in waste water treatment. There are no standards to gauge how risky additional hormones are for human health.
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 |
ppt = parts per trillion
All test results
NOTE: Alderwood Water District purchases water from City of Everett Public Works Department which is required to test for 17-beta-estradiol. Sample information shown below was taken by City of Everett Public Works Department.
Date | Lab ID | Result |
---|---|---|
2014-01-23 | 201401240052SS | ND |
2014-04-16 | 201404180338SS | ND |
2014-07-22 | 201407230532SS | ND |
2014-10-15 | 201410160323SS | ND |