Strontium
City of La Grande
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.
20
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 | N/A | 0 | 0 | N/A |
| 2015 | 0.0486 ppb | 20 | 20 | 0.0314 ppb - 0.0987 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 |
|---|---|---|
| 2015-03-11 | 150313022-007 | 0.0410 ppb |
| 2015-03-11 | 150313022-003 | 0.0342 ppb |
| 2015-03-11 | 150313022-001 | 0.0479 ppb |
| 2015-03-11 | 150313022-002 | 0.0410 ppb |
| 2015-03-11 | 150313022-008 | 0.0480 ppb |
| 2015-03-11 | 150313022-006 | 0.0477 ppb |
| 2015-03-11 | 150313022-010 | 0.0460 ppb |
| 2015-03-11 | 150313022-009 | 0.0527 ppb |
| 2015-03-11 | 150313022-004 | 0.0647 ppb |
| 2015-03-11 | 150313022-005 | 0.0987 ppb |
| 2015-10-07 | 151012028-010 | 0.0690 ppb |
| 2015-10-07 | 151012028-008 | 0.0362 ppb |
| 2015-10-07 | 151012028-006 | 0.0403 ppb |
| 2015-10-07 | 151012028-007 | 0.0462 ppb |
| 2015-10-07 | 151012028-005 | 0.0489 ppb |
| 2015-10-07 | 151012028-002 | 0.0314 ppb |
| 2015-12-09 | 151216030-002 | 0.0548 ppb |
| 2015-12-09 | 151216030-001 | 0.0394 ppb |
| 2015-12-09 | 151216030-004 | 0.0419 ppb |
| 2015-12-09 | 151216030-003 | 0.0419 ppb |