Know Your Environment. Protect Your Health.

Silver

U.s.n., San Nicolas Island

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
2018ND20ND
2019ND20ND
2020ND20ND
2021ND30ND
2022ND20ND
2023ND20ND

ppb = parts per billion

All test results

Date Lab ID Result
2018-04-03CA5610702_002_002-201804030530ND
2018-04-03CA5610702_001_001-201804030545ND
2019-04-09CA5610702_001_001-201904090425ND
2019-04-09CA5610702_002_002-201904090500ND
2020-04-14CA5610702_001_001-202004140530ND
2020-04-14CA5610702_002_002-202004140530ND
2021-04-06CA5610702_002_002-202104060645ND
2021-04-06CA5610702_001_001-202104060630ND
2021-04-06CA5610702_002_002-202104060645ND
2022-04-05CA5610702_001_001-202204050400ND
2022-04-05CA5610702_002_002-202204050430ND
2023-04-11CA5610702_001_001-202304110615ND
2023-04-11CA5610702_002_002-202304110645ND