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EWG's Tap Water Database — 2021 UPDATE

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Silver

Aquarion Water Company of Connecticut - Mystic

Silver occurs naturally in surface and groundwater and can be added to water as a biocide that inhibits growth of bacteria and algae. Increasingly, the use of antimicrobial nano-sized silver particles in consumer products contributes to silver in water sources used for drinking water.

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND30ND
2015ND20ND
2016ND20ND
2017ND20ND
2018ND20ND
2019ND20ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-05-05201406104-IOC1ND
2014-05-05201406105-IOCRND
2014-07-21201410322-IOC1ND
2015-05-04201505516-IOC1ND
2015-05-04201505517-IOCRND
2016-05-02201605544-IOC1ND
2016-05-02201605545-IOCRND
2017-05-02201706330-IOC1ND
2017-05-02201706331-IOCRND
2018-05-07201806155-IOC1ND
2018-05-07201806152-IOCRND
2019-05-07201906220-IOC1ND
2019-05-07201906217-IOCRND