Strontium

Norman

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	0.438 ppb	76	76	0.0893 ppb - 0.822 ppb
2014	0.141 ppb	4	4	0.108 ppb - 0.189 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
2013-04-08	713203-8905	0.583 ppb
2013-04-08	713289-8691	0.0893 ppb
2013-04-08	713252-8810	0.739 ppb
2013-04-08	713283-8691	0.205 ppb
2013-04-08	713268-8691	0.407 ppb
2013-04-08	713250-8679	0.296 ppb
2013-04-08	713272-8691	0.134 ppb
2013-04-08	713227-8905	0.492 ppb
2013-04-08	713328-8826	0.338 ppb
2013-04-08	713281-8691	0.306 ppb
2013-04-08	713214-8905	0.627 ppb
2013-04-08	713279-8691	0.482 ppb
2013-04-08	713225-8905	0.279 ppb
2013-04-08	713207-8905	0.609 ppb
2013-04-08	713201-8905	0.444 ppb
2013-04-08	713205-8905	0.611 ppb
2013-04-08	713242-8679	0.152 ppb
2013-04-08	713285-8691	0.201 ppb
2013-04-08	713210-8905	0.575 ppb
2013-04-08	713212-8905	0.608 ppb
2013-04-08	713262-8691	0.503 ppb
2013-04-08	713258-8810	0.561 ppb
2013-04-08	713322-8826	0.598 ppb
2013-04-08	713235-8905	0.345 ppb
2013-04-08	713324-8826	0.412 ppb
2013-04-08	713270-8691	0.505 ppb
2013-04-08	713308-8826	0.625 ppb
2013-04-08	713304-8826	0.580 ppb
2013-04-08	713254-8810	0.709 ppb
2013-04-08	713229-8905	0.432 ppb
2013-04-08	713199-8679	0.423 ppb
2013-04-08	713196-8679	0.517 ppb
2013-04-08	713248-8905	0.598 ppb
2013-04-08	713314-8826	0.154 ppb
2013-04-08	713316-8826	0.0914 ppb
2013-04-08	713266-8810	0.450 ppb
2013-07-10	730581-9319	0.212 ppb
2013-07-10	730579-9319	0.175 ppb
2013-07-10	730583-9319	0.171 ppb
2013-07-10	730577-9319	0.169 ppb
2013-10-16	753378-10161	0.178 ppb
2013-10-16	753344-10161	0.238 ppb
2013-10-16	753358-10161	0.554 ppb
2013-10-16	753368-10161	0.561 ppb
2013-10-16	753754-10147	0.318 ppb
2013-10-16	753360-10161	0.343 ppb
2013-10-16	753366-10161	0.607 ppb
2013-10-16	753427-10161	0.487 ppb
2013-10-16	753382-10161	0.232 ppb
2013-10-16	753372-10161	0.633 ppb
2013-10-16	753370-10161	0.447 ppb
2013-10-16	753410-10161	0.589 ppb
2013-10-16	753509-10147	0.189 ppb
2013-10-16	753429-10161	0.542 ppb
2013-10-16	753386-10161	0.691 ppb
2013-10-16	753423-10161	0.229 ppb
2013-10-16	753511-10147	0.526 ppb
2013-10-16	753350-10161	0.526 ppb
2013-10-16	753384-10161	0.0898 ppb
2013-10-16	753397-10161	0.426 ppb
2013-10-16	753416-10161	0.798 ppb
2013-10-16	753513-10147	0.720 ppb
2013-10-16	753376-10161	0.182 ppb
2013-10-16	753399-10161	0.745 ppb
2013-10-16	753380-10161	0.383 ppb
2013-10-16	753425-10161	0.380 ppb
2013-10-16	753364-10161	0.574 ppb
2013-10-16	753421-10161	0.364 ppb
2013-10-16	753348-10161	0.355 ppb
2013-10-16	753352-10161	0.632 ppb
2013-10-16	753413-10161	0.801 ppb
2013-10-16	753418-10161	0.822 ppb
2013-10-16	753401-10161	0.401 ppb
2013-10-16	753346-10161	0.183 ppb
2013-10-16	753362-10161	0.541 ppb
2013-11-20	760106-10381	0.590 ppb
2014-02-11	770264-10752	0.108 ppb
2014-02-11	770262-10752	0.156 ppb
2014-02-11	770224-10752	0.111 ppb
2014-03-24	776656-11013	0.189 ppb