Strontium
Spanaway Water Company
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.
37
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 | 0.0945 ppb | 36 | 36 | 0.0520 ppb - 0.280 ppb |
| 2015 | 0.0990 ppb | 1 | 1 | 0.0990 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 |
|---|---|---|
| 2014-04-15 | 201404160620AM | 0.0950 ppb |
| 2014-04-15 | 201404160827AM | 0.0810 ppb |
| 2014-04-15 | 201404160567AM | 0.0750 ppb |
| 2014-04-15 | 201404160565AM | 0.0770 ppb |
| 2014-04-15 | 201404160581AM | 0.0730 ppb |
| 2014-04-15 | 201404160630AM | 0.0520 ppb |
| 2014-04-21 | 201404220370AM | 0.0880 ppb |
| 2014-04-21 | 201404230324AM | 0.0990 ppb |
| 2014-04-21 | 201404220388AM | 0.0890 ppb |
| 2014-04-21 | 201404220210AM | 0.280 ppb |
| 2014-04-21 | 201404230367AM | 0.0730 ppb |
| 2014-04-21 | 201404230359AM | 0.0960 ppb |
| 2014-04-21 | 201404220212AM | 0.1000 ppb |
| 2014-04-21 | 201404220254AM | 0.110 ppb |
| 2014-04-21 | 201404230330AM | 0.0940 ppb |
| 2014-04-21 | 201404220367AM | 0.0790 ppb |
| 2014-04-22 | 201404230341AM | 0.0930 ppb |
| 2014-04-29 | 201404300789AM | 0.0850 ppb |
| 2014-10-06 | 201410070325AM | 0.0580 ppb |
| 2014-10-06 | 201410070319AM | 0.0910 ppb |
| 2014-10-06 | 201410070399AM | 0.0940 ppb |
| 2014-10-06 | 201410070328AM | 0.0890 ppb |
| 2014-10-06 | 201410070305AM | 0.0680 ppb |
| 2014-10-06 | 201410070285AM | 0.0960 ppb |
| 2014-10-06 | 201410070303AM | 0.1000 ppb |
| 2014-10-06 | 201410070334AM | 0.0820 ppb |
| 2014-10-06 | 201410070338AM | 0.0950 ppb |
| 2014-10-07 | 201410080392AM | 0.0990 ppb |
| 2014-10-07 | 201410080390AM | 0.1000 ppb |
| 2014-10-07 | 201410080377AM | 0.0910 ppb |
| 2014-10-07 | 201410080459AM | 0.110 ppb |
| 2014-10-21 | 201410220345AM | 0.110 ppb |
| 2014-10-21 | 201410220193AM | 0.0730 ppb |
| 2014-10-21 | 201410220343AM | 0.1000 ppb |
| 2014-10-22 | 201410230325AM | 0.0980 ppb |
| 2014-11-12 | 201411130680AM | 0.110 ppb |
| 2015-07-23 | 201507240287AM | 0.0990 ppb |