Strontium
Safety Harbor Water Department
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.
8
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 | 0.579 ppb | 2 | 2 | 0.575 ppb - 0.583 ppb |
| 2014 | 0.362 ppb | 6 | 6 | 0.300 ppb - 0.530 ppb |
| 2015 | 0.348 ppb | 8 | 8 | 0.250 ppb - 0.390 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 | Result |
|---|---|
| 2013-10-15 | 0.575 ppb |
| 2013-10-15 | 0.583 ppb |
| 2014-01-21 | 0.530 ppb |
| 2014-01-21 | 0.414 ppb |
| 2014-04-14 | 0.304 ppb |
| 2014-04-14 | 0.310 ppb |
| 2014-07-15 | 0.300 ppb |
| 2014-07-15 | 0.311 ppb |