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EWG's Tap Water Database — 2021 UPDATE

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Strontium

Paw Penn District

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.

 

32

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.143 ppb16160.00290 ppb - 0.395 ppb
20150.195 ppb16160.00310 ppb - 0.805 ppb
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
2014-10-06271020010.0871 ppb
2014-10-06271015010.00290 ppb
2014-10-06271010010.0311 ppb
2014-10-06271011010.0579 ppb
2014-10-06271021010.281 ppb
2014-10-06271018010.395 ppb
2014-10-13271017010.119 ppb
2014-10-13271014010.0847 ppb
2014-10-13271022010.0765 ppb
2014-10-13271009010.0849 ppb
2014-10-13271012010.213 ppb
2014-10-13271019010.191 ppb
2014-10-1431331730.220 ppb
2014-10-1431331690.0310 ppb
2014-10-1431331710.150 ppb
2014-10-1431331230.270 ppb
2015-04-03285664010.0847 ppb
2015-04-03285665010.213 ppb
2015-04-03285659010.805 ppb
2015-04-03285651010.0888 ppb
2015-04-03285661010.182 ppb
2015-04-03285655010.111 ppb
2015-04-07285666010.0288 ppb
2015-04-07285660010.208 ppb
2015-04-07285654010.106 ppb
2015-04-07285657010.00310 ppb
2015-04-07285658010.178 ppb
2015-04-07285662010.0896 ppb
2015-04-08285653010.143 ppb
2015-04-08285663010.105 ppb
2015-04-17285652010.0300 ppb
2015-04-29290609010.749 ppb