Know Your Environment. Protect Your Health.

Silver

Norphlet Waterworks

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.

 

7

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND10ND
2020ND10ND
2021ND20ND
2022N/A00N/A
2023ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2018-02-26Y180600016ND
2018-02-26Y180600010ND
2019-02-19Y190520042ND
2020-01-27Y200300054ND
2021-01-26Y210280031ND
2021-01-26Y210280030ND
2023-01-25Y230260029ND