Strontium
Valley of The Moon Water District
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 |
---|---|---|---|---|
2014 | 0.138 ppb | 10 | 10 | 0.0270 ppb - 0.240 ppb |
2015 | 0.142 ppb | 10 | 10 | 0.0290 ppb - 0.240 ppb |
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 |
---|---|---|
2014-12-08 | A4K2003-03A | 0.0330 ppb |
2014-12-08 | A4K2003-17A | 0.180 ppb |
2014-12-08 | A4K2003-19A | 0.220 ppb |
2014-12-08 | A4K2003-13A | 0.240 ppb |
2014-12-08 | A4K2003-15A | 0.230 ppb |
2014-12-08 | A4K2003-11A | 0.220 ppb |
2014-12-08 | A4K2003-09A | 0.0300 ppb |
2014-12-17 | A4L0927-01A | 0.170 ppb |
2014-12-17 | A4L0927-05A | 0.0270 ppb |
2014-12-17 | A4L0927-03A | 0.0280 ppb |
2015-05-19 | A5D2590-18A | 0.200 ppb |
2015-05-19 | A5D2590-07A | 0.160 ppb |
2015-05-19 | A5D2590-10A | 0.0330 ppb |
2015-05-19 | A5D2590-01A | 0.0290 ppb |
2015-05-19 | A5D2590-04A | 0.0290 ppb |
2015-05-19 | A5D2590-16A | 0.240 ppb |
2015-05-19 | A5D2590-20A | 0.200 ppb |
2015-05-19 | A5D2590-22A | 0.240 ppb |
2015-05-19 | A5D2590-24A | 0.230 ppb |
2015-05-19 | A5D2590-13A | 0.0590 ppb |