Strontium
City of Scottsdale
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.
44
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 | 0.865 ppb | 42 | 42 | 0.380 ppb - 1.30 ppb |
| 2015 | 1.20 ppb | 2 | 2 | 1.10 ppb - 1.30 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 |
|---|---|---|
| 2014-02-10 | 201402100089AM | 0.650 ppb |
| 2014-02-10 | 201402100091AM | 0.790 ppb |
| 2014-02-10 | 201402100085AM | 0.890 ppb |
| 2014-02-10 | 201402100087AM | 0.380 ppb |
| 2014-02-11 | 201402120493AM | 0.440 ppb |
| 2014-02-12 | 201402130291AM | 0.790 ppb |
| 2014-02-12 | 201402130279AM | 0.860 ppb |
| 2014-02-12 | 201402130295AM | 0.670 ppb |
| 2014-02-12 | 201402130281AM | 0.800 ppb |
| 2014-02-12 | 201402130293AM | 0.870 ppb |
| 2014-02-12 | 201402130289AM | 0.880 ppb |
| 2014-02-12 | 201402130287AM | 0.790 ppb |
| 2014-02-12 | 201402130285AM | 1.10 ppb |
| 2014-02-12 | 201402120499AM | 0.640 ppb |
| 2014-02-13 | 201402130339AM | 0.780 ppb |
| 2014-02-13 | 201402130341AM | 0.380 ppb |
| 2014-05-14 | 201405140673AM | 0.870 ppb |
| 2014-05-14 | 201405140663AM | 1.000 ppb |
| 2014-05-14 | 201405140665AM | 0.850 ppb |
| 2014-05-14 | 201405140675AM | 0.740 ppb |
| 2014-08-05 | 201408050592AM | 1.10 ppb |
| 2014-08-05 | 201408050563AM | 1.20 ppb |
| 2014-08-05 | 201408050565AM | 0.950 ppb |
| 2014-08-07 | 201408070361AM | 0.490 ppb |
| 2014-08-07 | 201408070363AM | 0.480 ppb |
| 2014-08-13 | 201408130317AM | 1.10 ppb |
| 2014-08-13 | 201408130313AM | 1.000 ppb |
| 2014-08-13 | 201408130345AM | 1.000 ppb |
| 2014-08-13 | 201408130323AM | 0.900 ppb |
| 2014-08-13 | 201408130325AM | 0.940 ppb |
| 2014-08-13 | 201408130319AM | 0.940 ppb |
| 2014-08-13 | 201408130315AM | 1.10 ppb |
| 2014-08-13 | 201408130321AM | 0.910 ppb |
| 2014-08-13 | 201408130351AM | 1.000 ppb |
| 2014-08-14 | 201408140538AM | 0.620 ppb |
| 2014-08-21 | 201408220384AM | 0.960 ppb |
| 2014-08-26 | 201408260309AM | 0.800 ppb |
| 2014-08-27 | 201408270707AM | 0.950 ppb |
| 2014-11-10 | 201411100073AM | 1.20 ppb |
| 2014-11-10 | 201411100061AM | 1.30 ppb |
| 2014-11-10 | 201411100071AM | 1.10 ppb |
| 2014-11-10 | 201411100059AM | 1.10 ppb |
| 2015-03-05 | 201503050034AM | 1.10 ppb |
| 2015-03-30 | 201503300283AM | 1.30 ppb |