Strontium

Aquarion Water Company of Connecticut - Greenwich System

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.

MORE ABOUT THIS CONTAMINANT

Samples

Samples exceeding legal limit (MCL)

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Detections	Range of results
2014	0.0950 ppb	18	18	0.0580 ppb - 0.120 ppb
2015	0.0975 ppb	6	6	0.0870 ppb - 0.110 ppb
2016	N/A	0	0	N/A
2017	N/A	0	0	N/A
2018	N/A	0	0	N/A
2019	N/A	0	0	N/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
2014-04-01	201404020466AM	0.0580 ppb
2014-04-01	201404020547AM	0.0580 ppb
2014-04-01	201404020496AM	0.0790 ppb
2014-04-01	201404020445AM	0.0990 ppb
2014-04-01	201404020433AM	0.0980 ppb
2014-04-01	201404020437AM	0.0900 ppb
2014-07-07	201407080373AM	0.0910 ppb
2014-07-07	201407080375AM	0.0800 ppb
2014-07-07	201407080377AM	0.110 ppb
2014-07-07	201407080371AM	0.1000 ppb
2014-07-07	201407080369AM	0.0750 ppb
2014-07-07	201407080364AM	0.0920 ppb
2014-10-16	201410180110AM	0.1000 ppb
2014-10-16	201410180096AM	0.120 ppb
2014-10-16	201410180098AM	0.110 ppb
2014-10-16	201410180104AM	0.110 ppb
2014-10-16	201410180100AM	0.120 ppb
2014-10-16	201410180094AM	0.120 ppb
2015-01-06	201501070544AM	0.110 ppb
2015-01-06	201501070585AM	0.1000 ppb
2015-01-06	201501070610AM	0.0880 ppb
2015-01-06	201501070580AM	0.1000 ppb
2015-02-04	201502050737AM	0.1000 ppb
2015-02-04	201502050741AM	0.0870 ppb