Strontium
City of Granbury
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 |
|---|---|---|---|---|
| 2013 | 0.746 ppb | 16 | 16 | 0.0910 ppb - 2.90 ppb |
| 2014 | 0.910 ppb | 28 | 28 | 0.0890 ppb - 2.90 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 | Lab ID | Result |
|---|---|---|
| 2013-12-18 | 2948746 | 0.0930 ppb |
| 2013-12-18 | 2948915 | 1.10 ppb |
| 2013-12-18 | 2948828 | 1.10 ppb |
| 2013-12-18 | 2948905 | 0.780 ppb |
| 2013-12-18 | 2948869 | 0.0940 ppb |
| 2013-12-18 | 2948726 | 0.810 ppb |
| 2013-12-18 | 2948807 | 0.840 ppb |
| 2013-12-18 | 2948733 | 0.0940 ppb |
| 2013-12-18 | 2948768 | 1.10 ppb |
| 2013-12-18 | 2948742 | 0.380 ppb |
| 2013-12-18 | 2948858 | 0.0910 ppb |
| 2013-12-18 | 2948897 | 1.50 ppb |
| 2013-12-18 | 2948878 | 0.0930 ppb |
| 2013-12-18 | 2948887 | 0.480 ppb |
| 2013-12-19 | 2950137 | 2.90 ppb |
| 2013-12-19 | 2949463 | 0.480 ppb |
| 2014-01-15 | 2958379 | 0.890 ppb |
| 2014-01-15 | 2958381 | 1.10 ppb |
| 2014-02-19 | 2977429 | 0.940 ppb |
| 2014-03-11 | 2990040 | 1.000 ppb |
| 2014-03-19 | 2994538 | 0.910 ppb |
| 2014-04-01 | 3001734 | 1.70 ppb |
| 2014-06-17 | 3047348 | 0.240 ppb |
| 2014-06-17 | 3047541 | 0.760 ppb |
| 2014-06-17 | 3047563 | 0.490 ppb |
| 2014-06-17 | 3047358 | 1.90 ppb |
| 2014-06-17 | 3047587 | 0.120 ppb |
| 2014-06-17 | 3047596 | 1.30 ppb |
| 2014-06-17 | 3047435 | 1.70 ppb |
| 2014-06-17 | 3047285 | 0.810 ppb |
| 2014-06-17 | 3047571 | 0.140 ppb |
| 2014-06-17 | 3047645 | 0.840 ppb |
| 2014-06-17 | 3047429 | 0.650 ppb |
| 2014-06-17 | 3047263 | 0.0960 ppb |
| 2014-06-26 | 3053841 | 1.10 ppb |
| 2014-06-26 | 3053977 | 0.660 ppb |
| 2014-06-26 | 3053890 | 0.940 ppb |
| 2014-06-26 | 3053993 | 0.340 ppb |
| 2014-06-26 | 3053861 | 0.980 ppb |
| 2014-06-26 | 3053957 | 1.10 ppb |
| 2014-06-26 | 3053828 | 2.90 ppb |
| 2014-07-14 | 3062650 | 0.0890 ppb |
| 2014-09-17 | 3106662 | 0.790 ppb |
| 2014-09-17 | 3106658 | 1.000 ppb |