Know Your Environment. Protect Your Health.

Silver

City of Auburn

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.

 

27

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND60ND
2019N/A00N/A
2020N/A00N/A
2021ND70ND
2022ND70ND
2023ND70ND

ppb = parts per billion

All test results

Date Lab ID Result
2018-08-15ND
2018-08-15ND
2018-08-15ND
2018-08-15ND
2018-08-15ND
2018-08-15ND
2021-08-044216833ND
2021-08-044216833ND
2021-08-044159330ND
2021-08-044159328ND
2021-08-044173039ND
2021-08-044173037ND
2021-08-044173036ND
2022-08-044366174ND
2022-08-044366173ND
2022-08-044364199ND
2022-08-044364200ND
2022-08-044364200ND
2022-08-044364198ND
2022-08-044364193ND
2023-08-034511146ND
2023-08-034511136ND
2023-08-034511128ND
2023-08-034511142ND
2023-08-034511142ND
2023-08-094511064ND
2023-08-094511063ND