Strontium
City of Bozeman
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.
12
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 | 0.0854 ppb | 4 | 4 | 0.0800 ppb - 0.0895 ppb |
| 2014 | 0.0780 ppb | 8 | 8 | 0.0645 ppb - 0.0953 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 |
|---|---|---|
| 2013-11-12 | 758269-10317 | 0.0893 ppb |
| 2013-11-12 | 758273-10317 | 0.0895 ppb |
| 2013-11-12 | 758271-10317 | 0.0829 ppb |
| 2013-11-12 | 758283-10317 | 0.0800 ppb |
| 2014-02-18 | 771182-10795 | 0.0721 ppb |
| 2014-02-18 | 771180-10795 | 0.0754 ppb |
| 2014-05-07 | 784699-11351 | 0.0947 ppb |
| 2014-05-07 | 784703-11351 | 0.0953 ppb |
| 2014-05-07 | 784701-11351 | 0.0786 ppb |
| 2014-05-07 | 784697-11351 | 0.0781 ppb |
| 2014-08-20 | 812373-12288 | 0.0645 ppb |
| 2014-08-20 | 812371-12288 | 0.0657 ppb |