Strontium
City of McFarland
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.
13
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 |
|---|---|---|---|---|
| 2014 | 0.0551 ppb | 8 | 8 | 0.00810 ppb - 0.110 ppb |
| 2015 | 0.0678 ppb | 5 | 5 | 0.00740 ppb - 0.140 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 |
|---|---|---|
| 2014-03-11 | A4C0508-11A | 0.0910 ppb |
| 2014-03-11 | A4C0508-05A | 0.00810 ppb |
| 2014-03-11 | A4C0508-09A | 0.110 ppb |
| 2014-03-11 | A4C0508-15A | 0.0880 ppb |
| 2014-03-11 | A4C0508-13A | 0.0270 ppb |
| 2014-03-11 | A4C0508-01A | 0.00850 ppb |
| 2014-03-11 | A4C0508-03A | 0.0180 ppb |
| 2014-03-13 | A4C0508-07A | 0.0900 ppb |
| 2015-04-28 | A5C2317-05A | 0.00740 ppb |
| 2015-04-28 | A5C2317-09A | 0.140 ppb |
| 2015-04-28 | A5C2317-13A | 0.130 ppb |
| 2015-04-28 | A5C2317-15A | 0.00860 ppb |
| 2015-04-28 | A5C2317-03A | 0.0530 ppb |