Know Your Environment. Protect Your Health.

Silver

Galva, City of

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
2018N/A00N/A
2019N/A00N/A
2020ND40ND
2021ND20ND
2022N/A00N/A
2023ND30ND

ppb = parts per billion

All test results

Date Lab ID Result
2020-02-041318638ND
2020-02-041318636ND
2020-02-101324049ND
2020-09-281568500ND
2021-12-202075993ND
2021-12-212077551ND
2023-01-232437153ND
2023-01-232437154ND
2023-01-232437112ND