Strontium
City of Caldwell
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.
52
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 | 0.163 ppb | 26 | 26 | 0.0984 ppb - 0.326 ppb |
| 2015 | 0.165 ppb | 26 | 26 | 0.0987 ppb - 0.329 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 |
| 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 |
|---|---|---|
| 2014-11-24 | 141201001-012 | 0.107 ppb |
| 2014-11-24 | 141201001-008 | 0.0989 ppb |
| 2014-11-24 | 141201001-009 | 0.0990 ppb |
| 2014-11-24 | 141201004-007 | 0.317 ppb |
| 2014-11-24 | 141201004-008 | 0.307 ppb |
| 2014-11-24 | 141201001-010 | 0.107 ppb |
| 2014-11-24 | 141201001-003 | 0.0984 ppb |
| 2014-11-24 | 141201001-004 | 0.149 ppb |
| 2014-11-24 | 141201001-007 | 0.0984 ppb |
| 2014-11-24 | 141201004-010 | 0.313 ppb |
| 2014-11-24 | 141201001-005 | 0.150 ppb |
| 2014-11-24 | 141201001-006 | 0.153 ppb |
| 2014-11-24 | 141201001-001 | 0.101 ppb |
| 2014-11-24 | 141201001-011 | 0.107 ppb |
| 2014-11-24 | 141201001-002 | 0.0992 ppb |
| 2014-11-25 | 141201004-001 | 0.308 ppb |
| 2014-11-25 | 141201004-002 | 0.320 ppb |
| 2014-11-25 | 141201004-009 | 0.115 ppb |
| 2014-11-25 | 141201004-003 | 0.113 ppb |
| 2014-11-25 | 141201004-006 | 0.114 ppb |
| 2014-11-25 | 141201004-005 | 0.106 ppb |
| 2014-11-25 | 141201004-011 | 0.109 ppb |
| 2014-11-25 | 141201004-004 | 0.326 ppb |
| 2014-12-01 | 141202018-001 | 0.110 ppb |
| 2014-12-01 | 141202018-003 | 0.190 ppb |
| 2014-12-01 | 141202018-002 | 0.112 ppb |
| 2015-05-26 | 150528035-003 | 0.107 ppb |
| 2015-05-26 | 150528035-001 | 0.102 ppb |
| 2015-05-26 | 150528035-005 | 0.115 ppb |
| 2015-05-26 | 150528035-002 | 0.101 ppb |
| 2015-05-26 | 150528035-008 | 0.105 ppb |
| 2015-05-27 | 150529019-010 | 0.104 ppb |
| 2015-05-27 | 150529019-004 | 0.101 ppb |
| 2015-05-27 | 150529019-008 | 0.132 ppb |
| 2015-05-27 | 150529019-009 | 0.133 ppb |
| 2015-05-27 | 150529019-007 | 0.108 ppb |
| 2015-05-27 | 150529019-012 | 0.128 ppb |
| 2015-05-27 | 150529019-011 | 0.113 ppb |
| 2015-05-27 | 150529019-013 | 0.318 ppb |
| 2015-05-27 | 150528035-010 | 0.114 ppb |
| 2015-05-27 | 150529019-014 | 0.316 ppb |
| 2015-05-27 | 150529019-005 | 0.0987 ppb |
| 2015-05-27 | 150529019-015 | 0.314 ppb |
| 2015-05-27 | 150529019-016 | 0.105 ppb |
| 2015-05-27 | 150528035-009 | 0.329 ppb |
| 2015-05-27 | 150528035-004 | 0.113 ppb |
| 2015-05-27 | 150528035-007 | 0.320 ppb |
| 2015-05-27 | 150528035-006 | 0.321 ppb |
| 2015-05-28 | 150529019-002 | 0.133 ppb |
| 2015-05-28 | 150529019-001 | 0.135 ppb |
| 2015-07-30 | 150803001-002 | 0.146 ppb |
| 2015-07-30 | 150803001-001 | 0.182 ppb |