Strontium
Clinton City Water System
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.
14
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 |
|---|---|---|---|---|
| 2014 | 0.308 ppb | 11 | 11 | 0.238 ppb - 0.397 ppb |
| 2015 | 0.404 ppb | 3 | 3 | 0.339 ppb - 0.461 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 |
|---|---|
| 2014-06-10 | 0.277 ppb |
| 2014-06-10 | 0.275 ppb |
| 2014-06-10 | 0.238 ppb |
| 2014-06-10 | 0.278 ppb |
| 2014-09-12 | 0.269 ppb |
| 2014-09-12 | 0.264 ppb |
| 2014-09-12 | 0.257 ppb |
| 2014-12-18 | 0.397 ppb |
| 2014-12-18 | 0.383 ppb |
| 2014-12-18 | 0.397 ppb |
| 2014-12-18 | 0.352 ppb |
| 2015-03-19 | 0.461 ppb |
| 2015-03-19 | 0.339 ppb |
| 2015-03-19 | 0.413 ppb |