Strontium
Bonney Lake 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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2013 | 0.0598 ppb | 12 | 12 | 0.0140 ppb - 0.130 ppb |
2014 | 0.0518 ppb | 12 | 12 | 0.0130 ppb - 0.120 ppb |
2015 | N/A | 0 | 0 | N/A |
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 |
---|---|---|
2013-08-20 | 1308763-001A | 0.0940 ppb |
2013-08-20 | 1308764-001A | 0.0510 ppb |
2013-08-20 | 1308719-001A | 0.110 ppb |
2013-08-20 | 1308765-001A | 0.0830 ppb |
2013-08-20 | 1308722-001A | 0.0150 ppb |
2013-08-20 | 1308725-001A | 0.0140 ppb |
2013-08-20 | 1308721-001A | 0.0140 ppb |
2013-08-20 | 1308766-001A | 0.0560 ppb |
2013-09-25 | 1309797-001A | 0.120 ppb |
2013-09-25 | 1309798-001A | 0.130 ppb |
2013-12-17 | 1312534-001A | 0.0160 ppb |
2013-12-17 | 1312533-001A | 0.0150 ppb |
2014-02-19 | 1402711-001A | 0.0550 ppb |
2014-02-19 | 1402708-001A | 0.0170 ppb |
2014-02-19 | 1402710-001A | 0.0490 ppb |
2014-02-19 | 1402709-001A | 0.0170 ppb |
2014-02-19 | 1402715-001A | 0.1000 ppb |
2014-02-19 | 1402712-001A | 0.0490 ppb |
2014-02-19 | 1402714-001A | 0.0160 ppb |
2014-02-19 | 1402713-001A | 0.0920 ppb |
2014-05-07 | 1405267-001A | 0.0350 ppb |
2014-05-07 | 1405268-001A | 0.0130 ppb |
2014-08-19 | 1408697-001A | 0.0580 ppb |
2014-08-19 | 1408696-001A | 0.120 ppb |