Strontium

Honolulu-Windward-Pearl Harbor

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.

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109

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	0.108 ppb	107	106	ND - 0.270 ppb
2014	0.0895 ppb	2	2	0.0860 ppb - 0.0930 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
2013-04-01	201304030421AM	0.170 ppb
2013-04-01	201304030419AM	0.0620 ppb
2013-04-01	201304030417AM	0.1000 ppb
2013-04-01	201304030423AM	0.0940 ppb
2013-04-02	201304040561AM	0.0860 ppb
2013-04-02	201304040555AM	0.180 ppb
2013-04-02	201304040557AM	0.230 ppb
2013-04-02	201304040553AM	0.220 ppb
2013-04-02	201304040551AM	0.170 ppb
2013-04-02	201304040559AM	0.220 ppb
2013-04-02	201304040549AM	0.0490 ppb
2013-04-03	201304050212AM	0.210 ppb
2013-04-03	201304050216AM	0.0580 ppb
2013-04-03	201304050214AM	0.0570 ppb
2013-04-03	201304050206AM	0.0520 ppb
2013-04-03	201304050210AM	0.210 ppb
2013-04-03	201304050208AM	0.140 ppb
2013-04-05	201304090180AM	0.120 ppb
2013-04-05	201304090174AM	0.0500 ppb
2013-04-05	201304090178AM	0.110 ppb
2013-04-05	201304090182AM	0.0760 ppb
2013-04-05	201304090176AM	0.0600 ppb
2013-04-08	201304100359AM	0.0750 ppb
2013-04-08	201304100367AM	0.0640 ppb
2013-04-08	201304100361AM	0.0430 ppb
2013-04-08	201304100365AM	0.0740 ppb
2013-04-08	201304100363AM	0.0770 ppb
2013-04-08	201304100357AM	0.130 ppb
2013-04-09	201304110566AM	0.160 ppb
2013-04-09	201304110570AM	0.1000 ppb
2013-04-09	201304110572AM	0.220 ppb
2013-04-09	201304110568AM	0.0450 ppb
2013-04-10	201304120417AM	0.0660 ppb
2013-04-10	201304120419AM	0.0470 ppb
2013-04-10	201304120421AM	0.0480 ppb
2013-04-12	201304160086AM	0.0800 ppb
2013-04-12	201304160082AM	0.130 ppb
2013-04-12	201304160070AM	0.0780 ppb
2013-04-15	201304170635AM	0.0530 ppb
2013-04-15	201304170633AM	ND
2013-04-16	201304180487AM	0.0490 ppb
2013-04-16	201304180489AM	0.0920 ppb
2013-04-17	201304190454AM	0.260 ppb
2013-04-17	201304190456AM	0.0480 ppb
2013-04-19	201304230200AM	0.0990 ppb
2013-04-19	201304230198AM	0.120 ppb
2013-04-22	201304240299AM	0.0920 ppb
2013-04-22	201304240301AM	0.150 ppb
2013-04-23	201304250519AM	0.130 ppb
2013-04-24	201304260160AM	0.120 ppb
2013-04-24	201304260158AM	0.140 ppb
2013-04-26	201304300275AM	0.130 ppb
2013-04-26	201304300183AM	0.210 ppb
2013-10-01	201310030508AM	0.170 ppb
2013-10-01	201310030504AM	0.0980 ppb
2013-10-01	201310030506AM	0.140 ppb
2013-10-01	201310030502AM	0.0820 ppb
2013-10-02	201310040387AM	0.0420 ppb
2013-10-02	201310040383AM	0.0450 ppb
2013-10-02	201310040385AM	0.0500 ppb
2013-10-04	201310080411AM	0.0640 ppb
2013-10-04	201310080415AM	0.220 ppb
2013-10-04	201310080413AM	0.0710 ppb
2013-10-04	201310080419AM	0.0890 ppb
2013-10-04	201310080417AM	0.200 ppb
2013-10-04	201310080421AM	0.0400 ppb
2013-10-07	201310090449AM	0.160 ppb
2013-10-07	201310090445AM	0.0550 ppb
2013-10-07	201310090447AM	0.220 ppb
2013-10-08	201310100584AM	0.0720 ppb
2013-10-08	201310100582AM	0.190 ppb
2013-10-08	201310100578AM	0.140 ppb
2013-10-08	201310100580AM	0.170 ppb
2013-10-09	201310110394AM	0.0460 ppb
2013-10-09	201310110396AM	0.0600 ppb
2013-10-11	201310150231AM	0.0780 ppb
2013-10-11	201310150225AM	0.140 ppb
2013-10-11	201310150229AM	0.230 ppb
2013-10-11	201310150233AM	0.0810 ppb
2013-10-11	201310150227AM	0.0380 ppb
2013-10-14	201310160251AM	0.0480 ppb
2013-10-14	201310160255AM	0.0620 ppb
2013-10-14	201310160257AM	0.0660 ppb
2013-10-14	201310160253AM	0.0680 ppb
2013-10-15	201310170263AM	0.0670 ppb
2013-10-16	201310180369AM	0.0440 ppb
2013-10-16	201310180365AM	0.0820 ppb
2013-10-16	201310180363AM	0.160 ppb
2013-10-16	201310180367AM	0.0820 ppb
2013-10-16	201310180458AM	0.150 ppb
2013-10-16	201310180456AM	0.0790 ppb
2013-10-16	201310180371AM	0.0530 ppb
2013-10-16	201310180361AM	0.130 ppb
2013-10-18	201310220217AM	0.0590 ppb
2013-10-18	201310220215AM	0.0420 ppb
2013-10-18	201310220219AM	0.170 ppb
2013-10-18	201310220228AM	0.1000 ppb
2013-10-21	201310230542AM	0.180 ppb
2013-10-21	201310230540AM	0.140 ppb
2013-10-21	201310230538AM	0.0780 ppb
2013-10-21	201310230577AM	0.0900 ppb
2013-10-21	201310230575AM	0.0960 ppb
2013-10-22	201310240443AM	0.0790 ppb
2013-10-22	201310240445AM	0.0440 ppb
2013-10-23	201310250245AM	0.110 ppb
2013-10-23	201310250247AM	0.110 ppb
2013-10-23	201310250249AM	0.270 ppb
2014-04-09	201404120300AM	0.0860 ppb
2014-07-15	201407170569AM	0.0930 ppb