Know Your Environment. Protect Your Health.

Silver

Madera Valley Water Supply Corporation

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.

 

6

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
2020N/A00N/A
2021ND30ND
2022N/A00N/A
2023N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2018-07-18Q1828958015ND
2018-07-18Q1828958016ND
2018-07-18Q1828958017ND
2021-03-03Q2105579014ND
2021-03-03Q2105579015ND
2021-09-13Q2125100005ND