Strontium
Danbury 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.
20
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 | 0.0721 ppb | 4 | 4 | 0.0696 ppb - 0.0738 ppb |
| 2015 | 0.0702 ppb | 16 | 15 | ND - 0.0872 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 | Lab ID | Result |
|---|---|---|
| 2014-11-19 | 35165597005AM | 0.0738 ppb |
| 2014-11-19 | 35165597007AM | 0.0734 ppb |
| 2014-11-19 | 35165597001AM | 0.0696 ppb |
| 2014-11-19 | 35165597003AM | 0.0716 ppb |
| 2015-02-11 | 35175705005AM | 0.0729 ppb |
| 2015-02-11 | 35175705007AM | 0.0695 ppb |
| 2015-02-11 | 35175705003AM | 0.0665 ppb |
| 2015-02-11 | 35175705001AM | 0.0701 ppb |
| 2015-05-21 | 35190094003AM | 0.0677 ppb |
| 2015-05-21 | 35190094007AM | 0.0735 ppb |
| 2015-05-21 | 35190094005AM | 0.0810 ppb |
| 2015-05-21 | 35190094001AM | 0.0752 ppb |
| 2015-08-26 | 35205368003AM | ND |
| 2015-08-26 | 35205368005AM | 0.0867 ppb |
| 2015-08-26 | 35205368007AM | 0.0740 ppb |
| 2015-08-26 | 35205368001AM | 0.0776 ppb |
| 2015-09-28 | 35209569005AM | 0.0872 ppb |
| 2015-09-28 | 35209569007AM | 0.0728 ppb |
| 2015-09-28 | 35209569001AM | 0.0801 ppb |
| 2015-09-28 | 35209569003AM | 0.0683 ppb |