Strontium
Estill County 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.
16
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 |
|---|---|---|---|---|
| 2013 | 0.249 ppb | 16 | 16 | 0.0262 ppb - 0.701 ppb |
| 2014 | N/A | 0 | 0 | N/A |
| 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 |
|---|---|---|
| 2013-01-29 | 3012052-05A | 0.0265 ppb |
| 2013-01-29 | 3012052-01A | 0.277 ppb |
| 2013-01-29 | 3012052-03A | 0.346 ppb |
| 2013-01-29 | 3012052-07A | 0.0262 ppb |
| 2013-04-30 | 3041109-05A | 0.205 ppb |
| 2013-04-30 | 3041109-03A | 0.190 ppb |
| 2013-04-30 | 3041109-07A | 0.189 ppb |
| 2013-04-30 | 3041109-01A | 0.193 ppb |
| 2013-07-17 | 3070705-05A | 0.270 ppb |
| 2013-07-17 | 3070705-01A | 0.275 ppb |
| 2013-07-17 | 3070705-07A | 0.271 ppb |
| 2013-07-17 | 3070705-03A | 0.270 ppb |
| 2013-10-17 | 3100539-03A | 0.689 ppb |
| 2013-10-17 | 3100539-07A | 0.0284 ppb |
| 2013-10-17 | 3100539-05A | 0.0275 ppb |
| 2013-10-17 | 3100539-01A | 0.701 ppb |