Strontium
Tualatin Valley Water District
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 | 0.0304 ppb | 10 | 10 | 0.0160 ppb - 0.0450 ppb |
| 2015 | 0.0419 ppb | 10 | 10 | 0.0130 ppb - 0.0580 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 |
|---|---|---|
| 2014-08-13 | 201408140405AM | 0.0160 ppb |
| 2014-08-13 | 201408140547AM | 0.0320 ppb |
| 2014-08-13 | 201408140336AM | 0.0230 ppb |
| 2014-08-13 | 201408140326AM | 0.0210 ppb |
| 2014-08-13 | 201408140329AM | 0.0440 ppb |
| 2014-08-13 | 201408140528AM | 0.0400 ppb |
| 2014-11-18 | 201411190456AM | 0.0160 ppb |
| 2014-11-18 | 201411190460AM | 0.0450 ppb |
| 2014-11-18 | 201411190458AM | 0.0290 ppb |
| 2014-11-18 | 201411190462AM | 0.0380 ppb |
| 2015-02-24 | 201502260475AM | 0.0430 ppb |
| 2015-02-25 | 201502260455AM | 0.0440 ppb |
| 2015-02-25 | 201502260316AM | 0.0430 ppb |
| 2015-02-25 | 201502260208AM | 0.0130 ppb |
| 2015-06-29 | 201506300446AM | 0.0580 ppb |
| 2015-06-29 | 201506300309AM | 0.0550 ppb |
| 2015-06-29 | 201506300318AM | 0.0410 ppb |
| 2015-06-29 | 201506300316AM | 0.0400 ppb |
| 2015-06-29 | 201506300295AM | 0.0500 ppb |
| 2015-06-29 | 201506300303AM | 0.0320 ppb |