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EWG's Tap Water Database — 2021 UPDATE

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Strontium

City of Phoenix

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.

 

24

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20130.642 ppb22220.532 ppb - 0.901 ppb
20140.646 ppb220.631 ppb - 0.660 ppb
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/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
2013-02-1920130100500.688 ppb
2013-02-1920130100580.756 ppb
2013-02-1920130100540.739 ppb
2013-02-1920130100350.676 ppb
2013-02-1920130100420.572 ppb
2013-02-2620130104010.540 ppb
2013-05-1420130294920.870 ppb
2013-05-1420130294960.901 ppb
2013-05-1520130295410.636 ppb
2013-05-1520130295450.648 ppb
2013-08-1320130507940.552 ppb
2013-08-1320130508110.541 ppb
2013-08-1320130508440.634 ppb
2013-08-1320130508400.632 ppb
2013-08-1420130510570.538 ppb
2013-08-1420130510610.532 ppb
2013-11-0620130709470.569 ppb
2013-11-0620130709940.690 ppb
2013-11-0620130709430.588 ppb
2013-11-0620130709510.687 ppb
2013-11-0620130709900.575 ppb
2013-11-0620130709550.562 ppb
2014-04-1820140233750.660 ppb
2014-04-1820140233390.631 ppb