Strontium

City of Westminster

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
2013	0.107 ppb	6	6	0.0620 ppb - 0.170 ppb
2014	0.0994 ppb	14	14	0.0650 ppb - 0.190 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
2013-11-14	201311150362AM	0.0780 ppb
2013-11-14	201311150376AM	0.170 ppb
2013-11-14	201311150239AM	0.0620 ppb
2013-11-14	201311150366AM	0.160 ppb
2013-11-14	201311150247AM	0.0760 ppb
2013-11-14	201311150225AM	0.0960 ppb
2014-02-11	201402120594AM	0.0700 ppb
2014-02-11	201402120583AM	0.0650 ppb
2014-02-11	201402120481AM	0.0690 ppb
2014-02-11	201402120479AM	0.0880 ppb
2014-05-13	201405140499AM	0.0840 ppb
2014-05-13	201405140532AM	0.0760 ppb
2014-05-13	201405150093AM	0.0850 ppb
2014-05-13	201405140501AM	0.170 ppb
2014-05-13	201405150091AM	0.110 ppb
2014-05-13	201405140726AM	0.190 ppb
2014-08-07	201408080188AM	0.110 ppb
2014-08-07	201408080186AM	0.0880 ppb
2014-08-07	201408080182AM	0.0770 ppb
2014-08-07	201408080184AM	0.110 ppb