Strontium
City of Deridder Water System
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 | 0.0427 ppb | 8 | 8 | 0.0356 ppb - 0.0510 ppb |
| 2014 | 0.0402 ppb | 8 | 8 | 0.0328 ppb - 0.0475 ppb |
| 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 |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | N/A | 0 | 0 | N/A |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
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 |
|---|---|---|
| 2013-11-21 | 35117217015AM | 0.0438 ppb |
| 2013-11-21 | 35117217009AM | 0.0415 ppb |
| 2013-11-21 | 35117217011AM | 0.0479 ppb |
| 2013-11-21 | 35117217013AM | 0.0358 ppb |
| 2013-11-21 | 35117217001AM | 0.0510 ppb |
| 2013-11-21 | 35117217005AM | 0.0356 ppb |
| 2013-11-21 | 35117217003AM | 0.0494 ppb |
| 2013-11-21 | 35117217007AM | 0.0363 ppb |
| 2014-05-20 | 35138963015AM | 0.0332 ppb |
| 2014-05-20 | 35138963013AM | 0.0328 ppb |
| 2014-05-20 | 35138963011AM | 0.0469 ppb |
| 2014-05-20 | 35138963001AM | 0.0475 ppb |
| 2014-05-20 | 35138963009AM | 0.0455 ppb |
| 2014-05-20 | 35138963007AM | 0.0353 ppb |
| 2014-05-20 | 35138963003AM | 0.0475 ppb |
| 2014-05-20 | 35138963005AM | 0.0331 ppb |