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 |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | N/A | 0 | 0 | N/A |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
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 |