Know Your Environment. Protect Your Health.

Silver

City of Woodway

NOTE: City of Woodway purchases water from City of Waco which is required to test for silver. Sample information shown below was taken by City of Waco.

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.

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND10ND
2020ND50ND
2021ND20ND
2022ND10ND
2023ND50ND

ppb = parts per billion

All test results

NOTE: City of Woodway purchases water from City of Waco which is required to test for silver. Sample information shown below was taken by City of Waco.

Date Lab ID Result
2018-01-09AE08267ND
2018-01-09AE08268ND
2019-01-23AE50861ND
2019-01-23AE50862ND
2020-02-05AE96998ND
2020-02-05AE96999ND
2020-02-05AE97000ND
2021-03-17AF47206ND
2021-03-17AF47207ND
2022-01-26AF81839ND
2022-01-26AF81840ND
2023-03-01AG31066ND
2023-05-10AG39909ND