Strontium
Belvidere
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.
17
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2013 | 0.220 ppb | 7 | 7 | 0.0909 ppb - 0.466 ppb |
| 2014 | 0.224 ppb | 7 | 7 | 0.0936 ppb - 0.466 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 | 282.1 ppb | 3 | 3 | 98.3 ppb - 449.0 ppb |
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 |
|---|---|---|
| 2013-12-09 | 762637-10462 | 0.192 ppb |
| 2013-12-09 | 762655-10462 | 0.107 ppb |
| 2013-12-09 | 762627-10462 | 0.0909 ppb |
| 2013-12-10 | 762653-10474 | 0.171 ppb |
| 2013-12-10 | 762629-10462 | 0.466 ppb |
| 2013-12-16 | 763929-10516 | 0.162 ppb |
| 2013-12-16 | 763931-10516 | 0.348 ppb |
| 2014-06-02 | 794700-11600 | 0.350 ppb |
| 2014-06-02 | 794694-11600 | 0.466 ppb |
| 2014-06-02 | 794698-11600 | 0.132 ppb |
| 2014-06-02 | 794702-11600 | 0.0936 ppb |
| 2014-06-02 | 794726-11600 | 0.193 ppb |
| 2014-06-02 | 794696-11600 | 0.171 ppb |
| 2014-06-02 | 794704-11600 | 0.161 ppb |
| 2019-08-27 | 19H1065-03 | 98.3 ppb |
| 2019-08-27 | 19H1065-02 | 449.0 ppb |
| 2019-08-27 | 19H1065-01 | 299.0 ppb |