Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Strontium

Tennessee American Water

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
20140.0720 ppb220.0720 ppb
20150.0718 ppb660.0625 ppb - 0.0780 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 Result
2014-12-020.0720 ppb
2014-12-020.0720 ppb
2015-03-030.0711 ppb
2015-03-030.0625 ppb
2015-06-020.0705 ppb
2015-06-230.0721 ppb
2015-09-140.0780 ppb
2015-09-140.0764 ppb