Strontium

Sunrise Water Authority

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	0.0604 ppb	11	11	0.0173 ppb - 0.150 ppb
2014	0.0563 ppb	19	19	0.0224 ppb - 0.184 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
2013-10-28	1056382016	0.0797 ppb
2013-10-28	1056382010	0.150 ppb
2013-10-28	1056382001	0.0809 ppb
2013-10-28	1056382004	0.0969 ppb
2013-10-28	1056382007	0.0173 ppb
2013-10-28	1056382013	0.0519 ppb
2013-10-29	1056382029	0.0361 ppb
2013-10-29	1056382027	0.0408 ppb
2013-10-29	1056382019	0.0315 ppb
2013-10-29	1056382022	0.0425 ppb
2013-10-29	1056382024	0.0363 ppb
2014-01-21	1068625001	0.0331 ppb
2014-01-21	1068625007	0.0366 ppb
2014-01-21	1068625009	0.0346 ppb
2014-01-21	1068625004	0.0310 ppb
2014-04-28	2004370018	0.0350 ppb
2014-04-28	2004370025	0.108 ppb
2014-04-28	2004370023	0.0332 ppb
2014-04-28	2004370021	0.0370 ppb
2014-04-28	2004370015	0.0315 ppb
2014-04-28	2004370027	0.0603 ppb
2014-04-29	2004370010	0.0411 ppb
2014-04-29	2004370004	0.0224 ppb
2014-04-29	2004370001	0.0924 ppb
2014-04-29	2004370012	0.104 ppb
2014-04-29	2004370007	0.184 ppb
2014-07-28	2020859008	0.0442 ppb
2014-07-28	2020859005	0.0489 ppb
2014-07-28	2020859001	0.0461 ppb
2014-07-28	2020859003	0.0455 ppb