Know Your Environment. Protect Your Health.

Silver

City of Shavano Park

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

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

ppb = parts per billion

All test results

Date Lab ID Result
2018-03-02AE16571ND
2018-03-02AE16572ND
2018-03-02AE16573ND
2020-02-24AE99455ND
2021-02-23AF43881ND
2021-02-23AF43883ND
2021-06-18AF58775ND
2023-03-16AG33336ND