Strontium

State College Boro Water Auth.

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
2014	0.0876 ppb	24	24	0.0320 ppb - 0.180 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
2014-03-10	201403120390AM	0.0350 ppb
2014-03-10	201403120515AM	0.0530 ppb
2014-03-10	201403120436AM	0.0940 ppb
2014-03-10	201403120470AM	0.0320 ppb
2014-03-10	201403120585AM	0.130 ppb
2014-03-11	201403130389AM	0.0610 ppb
2014-03-11	201403130197AM	0.120 ppb
2014-03-11	201403130337AM	0.0340 ppb
2014-03-11	201403130418AM	0.0880 ppb
2014-03-11	201403130410AM	0.0320 ppb
2014-06-26	201406270392AM	0.1000 ppb
2014-06-26	201406270390AM	0.130 ppb
2014-09-06	201409180693AM	0.0640 ppb
2014-09-15	201409170857AM	0.0950 ppb
2014-09-15	201409180342AM	0.0550 ppb
2014-09-15	201409170798AM	0.0390 ppb
2014-09-15	201409180337AM	0.0510 ppb
2014-09-15	201409170861AM	0.170 ppb
2014-09-16	201409180570AM	0.170 ppb
2014-09-16	201409180741AM	0.0630 ppb
2014-09-16	201409180563AM	0.0500 ppb
2014-09-16	201409180704AM	0.0960 ppb
2014-12-08	201412090288AM	0.160 ppb
2014-12-08	201412090765AM	0.180 ppb