Strontium
Cedar Rapids 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.
19
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 |
---|---|---|---|---|
2013 | 0.0667 ppb | 16 | 16 | 0.0550 ppb - 0.0750 ppb |
2014 | 0.0643 ppb | 3 | 3 | 0.0630 ppb - 0.0660 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 |
---|---|---|
2013-02-13 | 3B14016-01AM | 0.0580 ppb |
2013-02-13 | 3B14016-03AM | 0.0630 ppb |
2013-02-13 | 3B14016-02AM | 0.0550 ppb |
2013-02-13 | 3B14016-04AM | 0.0750 ppb |
2013-05-22 | 3E23046-01A | 0.0650 ppb |
2013-05-22 | 3E23046-02A | 0.0690 ppb |
2013-05-22 | 3E23046-04A | 0.0640 ppb |
2013-05-22 | 3E23046-03A | 0.0640 ppb |
2013-08-21 | 3H22042-07A | 0.0690 ppb |
2013-08-21 | 3H22042-03A | 0.0690 ppb |
2013-08-21 | 3H22042-05A | 0.0700 ppb |
2013-08-21 | 3H22042-01A | 0.0740 ppb |
2013-11-20 | 3K21099-05A | 0.0660 ppb |
2013-11-20 | 3K21099-01A | 0.0640 ppb |
2013-11-20 | 3K21099-07A | 0.0670 ppb |
2013-11-20 | 3K21099-03A | 0.0750 ppb |
2014-02-27 | 4B28122-05A | 0.0630 ppb |
2014-02-27 | 4B28122-03A | 0.0660 ppb |
2014-02-27 | 4B28122-01A | 0.0640 ppb |