Strontium
City of Nacogdoches
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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | 0.0881 ppb | 10 | 10 | 0.0131 ppb - 0.116 ppb |
2015 | 0.0992 ppb | 2 | 2 | 0.0983 ppb - 0.1000 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 |
---|---|---|
2014-06-09 | Q1419843001 | 0.106 ppb |
2014-06-09 | Q1419843003 | 0.0137 ppb |
2014-06-09 | Q1419843007 | 0.107 ppb |
2014-06-09 | Q1419843005 | 0.105 ppb |
2014-09-16 | Q1444588003 | 0.102 ppb |
2014-09-16 | Q1444588001 | 0.0967 ppb |
2014-12-03 | Q1458140007 | 0.109 ppb |
2014-12-03 | Q1458140003 | 0.0131 ppb |
2014-12-03 | Q1458140001 | 0.116 ppb |
2014-12-03 | Q1458140005 | 0.112 ppb |
2015-03-11 | Q1508854003 | 0.1000 ppb |
2015-03-11 | Q1508854001 | 0.0983 ppb |