Strontium
Pagosa Area WSD
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 | 0.183 ppb | 5 | 5 | 0.0460 ppb - 0.230 ppb |
2014 | 0.185 ppb | 12 | 12 | 0.0540 ppb - 0.240 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 | Result |
---|---|
2013-10-24 | 0.0460 ppb |
2013-10-24 | 0.220 ppb |
2013-10-24 | 0.210 ppb |
2013-10-29 | 0.230 ppb |
2013-11-21 | 0.210 ppb |
2014-01-14 | 0.230 ppb |
2014-01-14 | 0.0560 ppb |
2014-01-14 | 0.230 ppb |
2014-01-14 | 0.230 ppb |
2014-04-14 | 0.220 ppb |
2014-04-15 | 0.210 ppb |
2014-04-15 | 0.0590 ppb |
2014-05-06 | 0.220 ppb |
2014-07-15 | 0.0540 ppb |
2014-07-15 | 0.230 ppb |
2014-07-15 | 0.240 ppb |
2014-07-15 | 0.240 ppb |