Strontium
City of The Dalles
Strontium is a metal that accumulates in the bones. Radioactive strontium-90 can cause bone cancer and leukemia, and any form of strontium at high doses can harm bone health.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | 0.0914 ppb | 18 | 18 | 0.0600 ppb - 0.160 ppb |
2015 | 0.0695 ppb | 2 | 2 | 0.0690 ppb - 0.0700 ppb |
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
State and national drinking water standards and health guidelines
EWG Health Guideline 1,500 ppb
The EWG Health Guideline of 1,500 ppb for strontium was defined by the Environmental Protection Agency as a benchmark for testing under the Unregulated Contaminant Monitoring Rule program. This health guideline protects against harm to bones.
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-05-07 | A4D1741-07A | 0.150 ppb |
2014-05-07 | A4D1741-12A | 0.0630 ppb |
2014-05-07 | A4D1741-14A | 0.0670 ppb |
2014-05-07 | A4D1741-04A | 0.0730 ppb |
2014-05-07 | A4D1741-01A | 0.0630 ppb |
2014-05-07 | A4D1741-10A | 0.0650 ppb |
2014-05-21 | A4D1758-01A | 0.150 ppb |
2014-05-21 | A4D1758-04A | 0.0630 ppb |
2014-08-06 | A4G2099-04A | 0.0600 ppb |
2014-08-06 | A4G2099-01A | 0.0770 ppb |
2014-10-23 | A4J1614-01A | 0.0890 ppb |
2014-10-23 | A4J1614-07A | 0.150 ppb |
2014-10-23 | A4J1614-04A | 0.160 ppb |
2014-10-23 | A4J1614-10A | 0.0950 ppb |
2014-10-23 | A4J1614-14A | 0.0830 ppb |
2014-10-23 | A4J1614-12A | 0.0790 ppb |
2014-11-26 | A4K1911-01A | 0.0800 ppb |
2014-11-26 | A4K1911-03A | 0.0780 ppb |
2015-02-10 | A5A0912-01A | 0.0690 ppb |
2015-02-10 | A5A0912-04A | 0.0700 ppb |