Strontium
City of Crowley
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.
32
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 | 0.256 ppb | 30 | 30 | 0.0621 ppb - 0.445 ppb |
| 2015 | 0.324 ppb | 2 | 2 | 0.301 ppb - 0.347 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 |
|---|---|---|
| 2014-04-09 | Q1411248037 | 0.275 ppb |
| 2014-04-09 | Q1411248017 | 0.305 ppb |
| 2014-04-09 | Q1411248009 | 0.300 ppb |
| 2014-04-09 | Q1411248013 | 0.445 ppb |
| 2014-04-09 | Q1411248001 | 0.263 ppb |
| 2014-04-09 | Q1411248021 | 0.216 ppb |
| 2014-04-09 | Q1411248025 | 0.293 ppb |
| 2014-04-09 | Q1411248005 | 0.294 ppb |
| 2014-04-09 | Q1411248027 | 0.241 ppb |
| 2014-04-09 | Q1411248033 | 0.280 ppb |
| 2014-04-09 | Q1411248031 | 0.268 ppb |
| 2014-04-09 | Q1411248039 | 0.264 ppb |
| 2014-04-09 | Q1411248029 | 0.274 ppb |
| 2014-04-09 | Q1411248035 | 0.274 ppb |
| 2014-07-09 | Q1426470005 | 0.259 ppb |
| 2014-07-09 | Q1426470001 | 0.266 ppb |
| 2014-10-22 | Q1453398005 | 0.263 ppb |
| 2014-10-22 | Q1453398041 | 0.248 ppb |
| 2014-10-22 | Q1453398017 | 0.0621 ppb |
| 2014-10-22 | Q1453398009 | 0.114 ppb |
| 2014-10-22 | Q1453398013 | 0.389 ppb |
| 2014-10-22 | Q1453398039 | 0.256 ppb |
| 2014-10-22 | Q1453398001 | 0.262 ppb |
| 2014-10-22 | Q1453398021 | 0.263 ppb |
| 2014-10-22 | Q1453398025 | 0.259 ppb |
| 2014-10-22 | Q1453398037 | 0.190 ppb |
| 2014-10-22 | Q1453398031 | 0.264 ppb |
| 2014-10-22 | Q1453398029 | 0.260 ppb |
| 2014-10-22 | Q1453398033 | 0.184 ppb |
| 2014-10-22 | Q1453398035 | 0.149 ppb |
| 2015-01-21 | Q1501708004 | 0.301 ppb |
| 2015-01-21 | Q1501708001 | 0.347 ppb |