Know Your Environment. Protect Your Health.

Silver

Wallingford Water Department

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.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND20ND
2020ND20ND
2021ND40ND
2022ND20ND
2023ND20ND

ppb = parts per billion

All test results

Date Lab ID Result
2018-03-12CA01121ND
2018-03-12CA01122ND
2018-03-12CA01120ND
2018-07-17CA91980-02ND
2019-03-06CC62592-01ND
2019-03-06CC62593ND
2020-03-02CF41927ND
2020-03-02CF41926ND
2021-01-06CH41480ND
2021-01-06CH41478ND
2021-01-06CH41481ND
2021-02-03CH55990ND
2022-02-02CK28223ND
2022-02-02CK28222ND
2023-02-08CN38363ND
2023-02-08CN38364ND