Know Your Environment. Protect Your Health.

Silver

Chalk Hill Special Utility District

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
2018ND10ND
2019ND20ND
2020N/A00N/A
2021ND10ND
2022ND20ND
2023N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2018-06-20Q1824487001ND
2019-01-10Q1901411001ND
2019-04-08Q1914000009ND
2021-11-09Q2131359006ND
2022-12-13Q2237298008ND
2022-12-13Q2237298009ND