Know Your Environment. Protect Your Health.

Silver

Cullman Utilities Board

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
2018ND10ND
2019N/A00N/A
2020ND20ND
2021ND10ND
2022ND20ND
2023ND30ND

ppb = parts per billion

All test results

Date Lab ID Result
2018-05-23L996745-1ND
2020-09-1420171277001_IIOCND
2020-11-05L1281892-01ND
2021-05-18L1354301-01ND
2022-03-1635703897001_IIOCND
2022-07-26DC06125-01ND
2023-01-1935773807001_IIOCND
2023-01-1935773807002_IIOCND
2023-02-20DD01535-01ND