Strontium
City of Long Beach
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 | 0.0603 ppb | 10 | 10 | 0.00453 ppb - 0.216 ppb |
2014 | 0.0602 ppb | 10 | 10 | 0.00510 ppb - 0.224 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 |
---|---|---|
2013-11-18 | 759208-10367 | 0.0335 ppb |
2013-11-18 | 759147-10367 | 0.0116 ppb |
2013-11-18 | 759186-10367 | 0.00453 ppb |
2013-11-18 | 759160-10367 | 0.110 ppb |
2013-11-18 | 759200-10367 | 0.0584 ppb |
2013-11-18 | 759133-10320 | 0.0513 ppb |
2013-11-18 | 759232-10367 | 0.0118 ppb |
2013-11-18 | 759198-10367 | 0.00760 ppb |
2013-11-18 | 759202-10367 | 0.0989 ppb |
2013-11-18 | 759196-10367 | 0.216 ppb |
2014-05-19 | 790196-11395 | 0.115 ppb |
2014-05-19 | 790305-11395 | 0.00766 ppb |
2014-05-19 | 790186-11395 | 0.0344 ppb |
2014-05-19 | 790198-11395 | 0.0480 ppb |
2014-05-19 | 790303-11395 | 0.224 ppb |
2014-05-19 | 790188-11395 | 0.00510 ppb |
2014-05-19 | 790194-11395 | 0.0964 ppb |
2014-05-19 | 790184-11395 | 0.00859 ppb |
2014-05-19 | 790190-11395 | 0.0512 ppb |
2014-05-19 | 790192-11395 | 0.0121 ppb |