Strontium
Wellesley Water Division (MWRA)
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.
20
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 | 0.180 ppb | 20 | 20 | 0.0350 ppb - 0.229 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 |
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 | Result |
|---|---|
| 2014-01-22 | 0.184 ppb |
| 2014-01-22 | 0.197 ppb |
| 2014-01-22 | 0.222 ppb |
| 2014-01-22 | 0.217 ppb |
| 2014-01-22 | 0.220 ppb |
| 2014-01-22 | 0.176 ppb |
| 2014-01-22 | 0.0361 ppb |
| 2014-01-22 | 0.228 ppb |
| 2014-04-23 | 0.207 ppb |
| 2014-04-23 | 0.161 ppb |
| 2014-07-23 | 0.206 ppb |
| 2014-07-23 | 0.160 ppb |
| 2014-07-23 | 0.0350 ppb |
| 2014-07-23 | 0.207 ppb |
| 2014-07-23 | 0.174 ppb |
| 2014-07-23 | 0.164 ppb |
| 2014-07-23 | 0.162 ppb |
| 2014-07-23 | 0.229 ppb |
| 2014-10-21 | 0.213 ppb |
| 2014-10-21 | 0.192 ppb |