Strontium
City of Mountain View
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 | 0.188 ppb | 26 | 26 | 0.0130 ppb - 0.430 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 |
---|---|---|
2014-02-19 | 2978673 | 0.0480 ppb |
2014-02-19 | 2978607 | 0.0140 ppb |
2014-02-19 | 2978629 | 0.350 ppb |
2014-02-19 | 2978651 | 0.370 ppb |
2014-02-19 | 2978659 | 0.0940 ppb |
2014-02-19 | 2978643 | 0.370 ppb |
2014-02-19 | 2978588 | 0.370 ppb |
2014-02-19 | 2978663 | 0.0410 ppb |
2014-02-19 | 2978669 | 0.140 ppb |
2014-02-19 | 2978597 | 0.340 ppb |
2014-05-08 | 3025950 | 0.260 ppb |
2014-05-08 | 3025973 | 0.0260 ppb |
2014-05-08 | 3025969 | 0.250 ppb |
2014-05-08 | 3025959 | 0.0130 ppb |
2014-08-21 | 3091397 | 0.280 ppb |
2014-08-21 | 3091406 | 0.0150 ppb |
2014-08-21 | 3091448 | 0.0230 ppb |
2014-08-21 | 3091421 | 0.430 ppb |
2014-08-21 | 3091436 | 0.350 ppb |
2014-08-21 | 3091444 | 0.290 ppb |
2014-08-21 | 3091498 | 0.0170 ppb |
2014-08-21 | 3091468 | 0.0920 ppb |
2014-11-19 | 3143588 | 0.0270 ppb |
2014-11-19 | 3143603 | 0.330 ppb |
2014-11-19 | 3143576 | 0.330 ppb |
2014-11-19 | 3143618 | 0.0160 ppb |