Know Your Environment. Protect Your Health.

Silver

City of Richland

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.

 

9

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND30ND
2020N/A00N/A
2021ND10ND
2022ND30ND
2023ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2018-05-09ND
2019-04-11ND
2019-05-07ND
2019-05-07ND
2021-03-184092670ND
2022-04-134282217ND
2022-04-134282218ND
2022-04-144277619ND
2023-05-314478537ND