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EWG's Tap Water Database — 2021 UPDATE

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Strontium

Lawrence Water Works

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20130.0425 ppb440.0400 ppb - 0.0470 ppb
20140.0568 ppb440.0540 ppb - 0.0610 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 Result
2013-09-180.0400 ppb
2013-09-180.0410 ppb
2013-12-160.0420 ppb
2013-12-160.0470 ppb
2014-03-180.0540 ppb
2014-03-180.0610 ppb
2014-06-120.0570 ppb
2014-06-120.0550 ppb