Strontium

Creek County RWD # 2

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.

MORE ABOUT THIS CONTAMINANT

Samples

Samples exceeding legal limit (MCL)

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Detections	Range of results
2014	0.230 ppb	6	6	0.114 ppb - 0.309 ppb
2015	0.210 ppb	18	18	0.0804 ppb - 0.323 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
2014-12-02	4L02050-14	0.273 ppb
2014-12-02	4L02050-10	0.309 ppb
2014-12-02	4L02050-12	0.114 ppb
2014-12-02	4L02050-04	0.242 ppb
2014-12-02	4L02050-01	0.163 ppb
2014-12-02	4L02050-07	0.281 ppb
2015-03-02	5C02019-04	0.250 ppb
2015-03-02	5C02019-01	0.155 ppb
2015-03-02	5C02019-14	0.265 ppb
2015-03-02	5C02019-12	0.253 ppb
2015-03-02	5C02019-10	0.153 ppb
2015-03-02	5C02019-07	0.281 ppb
2015-06-01	5F01021-12	0.277 ppb
2015-06-01	5F01021-04	0.279 ppb
2015-06-01	5F01021-01	0.0804 ppb
2015-06-01	5F01021-07	0.230 ppb
2015-06-01	5F01021-10	0.0822 ppb
2015-06-01	5F01021-14	0.323 ppb
2015-09-14	5I14029-01	0.138 ppb
2015-09-14	5I14029-12	0.231 ppb
2015-09-14	5I14029-07	0.232 ppb
2015-09-14	5I14029-04	0.231 ppb
2015-09-14	5I14029-14	0.175 ppb
2015-09-14	5I14029-10	0.138 ppb