Strontium
City of Phoenix
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 |
---|---|---|---|---|
2013 | 0.642 ppb | 22 | 22 | 0.532 ppb - 0.901 ppb |
2014 | 0.646 ppb | 2 | 2 | 0.631 ppb - 0.660 ppb |
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
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 |
---|---|---|
2013-02-19 | 2013010050 | 0.688 ppb |
2013-02-19 | 2013010058 | 0.756 ppb |
2013-02-19 | 2013010054 | 0.739 ppb |
2013-02-19 | 2013010035 | 0.676 ppb |
2013-02-19 | 2013010042 | 0.572 ppb |
2013-02-26 | 2013010401 | 0.540 ppb |
2013-05-14 | 2013029492 | 0.870 ppb |
2013-05-14 | 2013029496 | 0.901 ppb |
2013-05-15 | 2013029541 | 0.636 ppb |
2013-05-15 | 2013029545 | 0.648 ppb |
2013-08-13 | 2013050794 | 0.552 ppb |
2013-08-13 | 2013050811 | 0.541 ppb |
2013-08-13 | 2013050844 | 0.634 ppb |
2013-08-13 | 2013050840 | 0.632 ppb |
2013-08-14 | 2013051057 | 0.538 ppb |
2013-08-14 | 2013051061 | 0.532 ppb |
2013-11-06 | 2013070947 | 0.569 ppb |
2013-11-06 | 2013070994 | 0.690 ppb |
2013-11-06 | 2013070943 | 0.588 ppb |
2013-11-06 | 2013070951 | 0.687 ppb |
2013-11-06 | 2013070990 | 0.575 ppb |
2013-11-06 | 2013070955 | 0.562 ppb |
2014-04-18 | 2014023375 | 0.660 ppb |
2014-04-18 | 2014023339 | 0.631 ppb |