Strontium
Los Angeles Department of Water and Power
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 | 0.511 ppb | 58 | 58 | 0.211 ppb - 0.953 ppb |
2014 | 0.624 ppb | 18 | 18 | 0.226 ppb - 1.04 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 |
---|---|---|
2013-04-09 | AW06664 | 0.211 ppb |
2013-04-09 | AW06666 | 0.213 ppb |
2013-04-10 | AW06678 | 0.749 ppb |
2013-04-10 | AW06736 | 0.276 ppb |
2013-04-10 | AW06732 | 0.286 ppb |
2013-04-10 | AW06734 | 0.278 ppb |
2013-04-10 | AW06672 | 0.795 ppb |
2013-04-10 | AW06674 | 0.779 ppb |
2013-04-10 | AW06676 | 0.743 ppb |
2013-04-10 | AW06730 | 0.259 ppb |
2013-04-11 | AW06722 | 0.596 ppb |
2013-04-11 | AW06670 | 0.702 ppb |
2013-04-11 | AW06668 | 0.734 ppb |
2013-04-11 | AW06682 | 0.251 ppb |
2013-04-11 | AW06714 | 0.226 ppb |
2013-04-11 | AW06716 | 0.216 ppb |
2013-04-11 | AW06720 | 0.278 ppb |
2013-04-11 | AW06728 | 0.390 ppb |
2013-04-11 | AW06724 | 0.585 ppb |
2013-04-11 | AW06726 | 0.438 ppb |
2013-04-11 | AW06718 | 0.282 ppb |
2013-04-11 | AW06680 | 0.263 ppb |
2013-07-25 | AW14493 | 0.435 ppb |
2013-07-25 | AW14481 | 0.219 ppb |
2013-07-25 | AW14487 | 0.255 ppb |
2013-07-25 | AW14485 | 0.234 ppb |
2013-07-25 | AW14483 | 0.242 ppb |
2013-07-25 | AW14489 | 0.262 ppb |
2013-07-25 | AW14479 | 0.225 ppb |
2013-07-25 | AW14491 | 0.422 ppb |
2013-07-26 | AW14600 | 0.923 ppb |
2013-07-26 | AW14604 | 0.508 ppb |
2013-07-26 | AW14596 | 0.912 ppb |
2013-07-26 | AW14594 | 0.908 ppb |
2013-07-26 | AW14592 | 0.922 ppb |
2013-07-26 | AW14602 | 0.477 ppb |
2013-07-26 | AW14598 | 0.925 ppb |
2013-07-26 | AW14590 | 0.899 ppb |
2013-10-29 | AW21560 | 0.549 ppb |
2013-10-29 | AW21554 | 0.287 ppb |
2013-10-29 | AW21562 | 0.481 ppb |
2013-10-29 | AW21564 | 0.485 ppb |
2013-10-29 | AW21556 | 0.288 ppb |
2013-10-29 | AW21558 | 0.664 ppb |
2013-10-29 | AW21550 | 0.279 ppb |
2013-10-29 | AW21552 | 0.279 ppb |
2013-10-30 | AW21586 | 0.456 ppb |
2013-10-30 | AW21582 | 0.869 ppb |
2013-10-30 | AW21574 | 0.336 ppb |
2013-10-30 | AW21584 | 0.550 ppb |
2013-10-30 | AW21578 | 0.918 ppb |
2013-10-30 | AW21588 | 0.335 ppb |
2013-10-30 | AW21580 | 0.938 ppb |
2013-10-30 | AW21576 | 0.874 ppb |
2013-10-31 | AW21568 | 0.953 ppb |
2013-10-31 | AW21566 | 0.950 ppb |
2013-10-31 | AW21570 | 0.407 ppb |
2013-10-31 | AW21572 | 0.423 ppb |
2014-03-18 | AX05570 | 0.226 ppb |
2014-03-18 | AX05576 | 0.236 ppb |
2014-03-18 | AX05572 | 0.278 ppb |
2014-03-18 | AX05580 | 0.310 ppb |
2014-03-18 | AX05578 | 0.309 ppb |
2014-03-18 | AX05574 | 0.274 ppb |
2014-03-19 | AX05662 | 0.934 ppb |
2014-03-19 | AX05670 | 0.259 ppb |
2014-03-19 | AX05672 | 0.260 ppb |
2014-03-19 | AX05664 | 0.937 ppb |
2014-03-19 | AX05668 | 0.515 ppb |
2014-03-19 | AX05666 | 0.498 ppb |
2014-03-20 | AX05776 | 1.04 ppb |
2014-03-20 | AX05774 | 1.04 ppb |
2014-03-20 | AX05768 | 1.04 ppb |
2014-03-20 | AX05770 | 1.01 ppb |
2014-03-20 | AX05772 | 1.04 ppb |
2014-03-20 | AX05778 | 1.03 ppb |