Strontium
Shreveport 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.
8
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 | 0.220 ppb | 2 | 2 | 0.220 ppb |
| 2014 | 0.167 ppb | 6 | 6 | 0.140 ppb - 0.190 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 |
|---|---|---|
| 2013-07-10 | 2855572 | 0.220 ppb |
| 2013-07-10 | 2855556 | 0.220 ppb |
| 2014-04-08 | 3004343 | 0.150 ppb |
| 2014-04-08 | 3004320 | 0.140 ppb |
| 2014-07-24 | 3069704 | 0.170 ppb |
| 2014-07-24 | 3069627 | 0.170 ppb |
| 2014-10-14 | 3122551 | 0.180 ppb |
| 2014-10-30 | 3131811 | 0.190 ppb |