Strontium
Columbia Water Company
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 | 0.109 ppb | 7 | 7 | 0.0887 ppb - 0.140 ppb |
| 2014 | 0.110 ppb | 1 | 1 | 0.110 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 |
|---|---|---|
| 2013-03-11 | 1016225001 | 0.101 ppb |
| 2013-06-04 | 1030054001 | 0.105 ppb |
| 2013-06-04 | 1030054003 | 0.0925 ppb |
| 2013-09-16 | 1048454003 | 0.126 ppb |
| 2013-09-16 | 1048454001 | 0.140 ppb |
| 2013-12-09 | 1062468003 | 0.0887 ppb |
| 2013-12-09 | 1062468001 | 0.112 ppb |
| 2014-03-11 | 1075366001 | 0.110 ppb |