Strontium

Town of Gilbert

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	0.739 ppb	61	61	0.0870 ppb - 1.30 ppb
2014	0.860 ppb	4	4	0.720 ppb - 1.000 ppb
2015	0.960 ppb	2	2	0.920 ppb - 1.000 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
2013-04-22	201304220129AM	1.000 ppb
2013-04-22	201304220110AM	0.990 ppb
2013-04-22	201304220119AM	0.760 ppb
2013-04-22	201304220121AM	0.530 ppb
2013-04-22	201304220108AM	0.680 ppb
2013-04-22	201304220125AM	0.540 ppb
2013-04-22	201304220123AM	0.780 ppb
2013-04-22	201304220127AM	0.850 ppb
2013-04-23	201304230213AM	0.730 ppb
2013-04-23	201304230219AM	0.730 ppb
2013-04-23	201304230215AM	1.30 ppb
2013-04-23	201304230217AM	0.990 ppb
2013-04-23	201304230228AM	1.10 ppb
2013-04-23	201304230221AM	0.950 ppb
2013-04-23	201304230223AM	1.10 ppb
2013-04-23	201304230225AM	0.960 ppb
2013-04-23	201304230211AM	0.1000 ppb
2013-04-24	201304240161AM	0.670 ppb
2013-04-24	201304240159AM	0.900 ppb
2013-04-24	201304240165AM	0.920 ppb
2013-04-24	201304240169AM	0.920 ppb
2013-04-24	201304240167AM	0.720 ppb
2013-04-24	201304240157AM	0.740 ppb
2013-04-25	201304250474AM	0.760 ppb
2013-04-25	201304250476AM	0.840 ppb
2013-04-25	201304250478AM	0.760 ppb
2013-04-25	201304250480AM	0.900 ppb
2013-05-09	201305100052AM	0.650 ppb
2013-07-25	201307250329AM	0.470 ppb
2013-07-25	201307250331AM	0.960 ppb
2013-07-25	201307250327AM	0.480 ppb
2013-07-25	201307250333AM	0.850 ppb
2013-10-14	201310140294AM	0.930 ppb
2013-10-14	201310140280AM	0.760 ppb
2013-10-14	201310140288AM	1.20 ppb
2013-10-14	201310140284AM	0.790 ppb
2013-10-14	201310140282AM	0.800 ppb
2013-10-14	201310140276AM	0.650 ppb
2013-10-14	201310140278AM	0.970 ppb
2013-10-14	201310140290AM	0.780 ppb
2013-10-14	201310140286AM	0.630 ppb
2013-10-14	201310140292AM	0.630 ppb
2013-10-15	201310150556AM	0.860 ppb
2013-10-15	201310150554AM	0.700 ppb
2013-10-15	201310150546AM	0.0870 ppb
2013-10-15	201310150548AM	0.470 ppb
2013-10-15	201310150550AM	0.740 ppb
2013-10-15	201310150552AM	0.860 ppb
2013-10-16	201310160453AM	0.770 ppb
2013-10-16	201310160457AM	0.800 ppb
2013-10-16	201310160455AM	0.800 ppb
2013-10-16	201310160451AM	0.640 ppb
2013-10-22	201310220326AM	0.510 ppb
2013-10-22	201310220328AM	0.270 ppb
2013-10-22	201310220322AM	0.550 ppb
2013-10-22	201310220324AM	0.280 ppb
2013-10-22	201310220320AM	0.510 ppb
2013-10-23	201310230758AM	0.550 ppb
2013-10-23	201310230760AM	0.550 ppb
2013-10-23	201310230756AM	0.560 ppb
2013-10-23	201310230754AM	0.800 ppb
2014-01-09	201401090389AM	0.720 ppb
2014-01-09	201401090391AM	0.720 ppb
2014-01-21	201401210282AM	1.000 ppb
2014-01-21	201401210278AM	1.000 ppb
2015-06-15	201506150309AM	0.920 ppb
2015-12-13	201512140112AM	1.000 ppb