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EWG's Tap Water Database — 2021 UPDATE

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Strontium

Berkeley County PSD - Bunker Hill

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20130.456 ppb440.187 ppb - 1.04 ppb
20140.252 ppb880.244 ppb - 0.268 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
2013-11-2510611820060.187 ppb
2013-11-2510611820010.309 ppb
2013-11-2510611820091.04 ppb
2013-11-2510611820040.288 ppb
2014-03-0410743600010.250 ppb
2014-03-0410743600040.251 ppb
2014-06-0520110420010.244 ppb
2014-06-0520110420040.244 ppb
2014-06-0520110420100.256 ppb
2014-06-0520110420070.246 ppb
2014-09-0320271810040.268 ppb
2014-09-0320271810010.260 ppb