Strontium

Waipahu-Ewa-Waianae

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	0.0981 ppb	18	18	0.0410 ppb - 0.250 ppb
2014	0.126 ppb	22	22	0.0380 ppb - 0.350 ppb
2015	0.1000 ppb	1	1	0.1000 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
2013-07-01	201307030716AM	0.0440 ppb
2013-07-01	201307030687AM	0.0790 ppb
2013-07-01	201307030685AM	0.0410 ppb
2013-07-01	201307030712AM	0.0640 ppb
2013-07-01	201307030661AM	0.0770 ppb
2013-07-01	201307030714AM	0.0660 ppb
2013-07-01	201307030663AM	0.140 ppb
2013-07-05	201307090226AM	0.0750 ppb
2013-07-05	201307090222AM	0.250 ppb
2013-07-05	201307090228AM	0.140 ppb
2013-07-08	201307100912AM	0.0940 ppb
2013-07-08	201307100910AM	0.130 ppb
2013-07-08	201307100908AM	0.140 ppb
2013-07-08	201307100916AM	0.0890 ppb
2013-07-08	201307100914AM	0.0830 ppb
2013-07-09	201307110695AM	0.0460 ppb
2013-07-09	201307110697AM	0.0680 ppb
2013-07-09	201307110708AM	0.140 ppb
2014-01-03	201401070165AM	0.0410 ppb
2014-01-04	201401070157AM	0.120 ppb
2014-01-05	201401070162AM	0.0700 ppb
2014-01-06	201401080575AM	0.0730 ppb
2014-01-06	201401080569AM	0.0680 ppb
2014-01-06	201401080573AM	0.0580 ppb
2014-01-06	201401080571AM	0.0820 ppb
2014-01-07	201401090458AM	0.0600 ppb
2014-01-07	201401090460AM	0.260 ppb
2014-01-08	201401100236AM	0.0720 ppb
2014-01-08	201401100234AM	0.0380 ppb
2014-01-10	201401140236AM	0.0660 ppb
2014-01-10	201401140240AM	0.130 ppb
2014-01-10	201401140234AM	0.1000 ppb
2014-01-11	201401140238AM	0.240 ppb
2014-01-12	201401140232AM	0.0950 ppb
2014-01-13	201401150384AM	0.0840 ppb
2014-01-14	201401160434AM	0.0670 ppb
2014-01-14	201401160432AM	0.350 ppb
2014-06-04	201406100325AM	0.240 ppb
2014-06-16	201406180445AM	0.350 ppb
2014-07-15	201407170579AM	0.110 ppb
2015-01-13	201501150509AM	0.1000 ppb