Strontium

Truckee Meadows 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	0.228 ppb	34	34	0.0820 ppb - 0.560 ppb
2014	0.138 ppb	11	11	0.0940 ppb - 0.220 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
2013-05-20	201305210061AM	0.120 ppb
2013-05-20	201305210066AM	0.1000 ppb
2013-05-20	201305210275AM	0.140 ppb
2013-05-20	201305210059AM	0.480 ppb
2013-05-22	201305230342AM	0.140 ppb
2013-05-22	201305230335AM	0.340 ppb
2013-05-22	201305230338AM	0.140 ppb
2013-05-22	201305230289AM	0.200 ppb
2013-06-04	201306050182AM	0.180 ppb
2013-06-04	201306050256AM	0.0820 ppb
2013-06-04	201306050241AM	0.190 ppb
2013-06-11	201306120227AM	0.260 ppb
2013-06-11	201306120213AM	0.520 ppb
2013-06-11	201306120172AM	0.210 ppb
2013-06-11	201306120169AM	0.180 ppb
2013-06-11	201306120229AM	0.0840 ppb
2013-06-11	201306120163AM	0.440 ppb
2013-06-19	201306200237AM	0.170 ppb
2013-06-19	201306200243AM	0.400 ppb
2013-06-19	201306200250AM	0.470 ppb
2013-06-19	201306200241AM	0.450 ppb
2013-06-19	201306200268AM	0.260 ppb
2013-06-24	201306250077AM	0.140 ppb
2013-06-25	201306260231AM	0.120 ppb
2013-06-25	201306260226AM	0.110 ppb
2013-06-27	201306280176AM	0.170 ppb
2013-07-11	201307120477AM	0.320 ppb
2013-08-29	201309200281AM	0.220 ppb
2013-09-17	201309200279AM	0.0900 ppb
2013-09-17	201309200267AM	0.0910 ppb
2013-09-17	201309200263AM	0.180 ppb
2013-11-25	201311270060AM	0.560 ppb
2013-12-16	201312180499AM	0.1000 ppb
2013-12-17	201312180531AM	0.0920 ppb
2014-03-05	201403070277AM	0.0970 ppb
2014-03-05	201403070313AM	0.0990 ppb
2014-04-22	201404250176AM	0.110 ppb
2014-04-22	201404250157AM	0.190 ppb
2014-04-22	201404250189AM	0.140 ppb
2014-04-22	201404250162AM	0.220 ppb
2014-04-29	201405020169AM	0.200 ppb
2014-04-29	201405020257AM	0.120 ppb
2014-04-29	201405020173AM	0.150 ppb
2014-04-29	201405020265AM	0.0940 ppb
2014-06-09	201406110932AM	0.1000 ppb