Know Your Environment. Protect Your Health.

Silver

Mount Kisco Water Department

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.

 

28

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND60ND
2021ND60ND
20220.333 ppb62ND - 1.000 ppb
2023ND60ND

ppb = parts per billion

All test results

Date Lab ID Result
2018-06-28420-138864-1-INSND
2018-06-28420-138864-2-INSND
2019-10-24420-162378-2-INSND
2019-10-24420-162378-1-INSND
2020-04-23AW07614-INSND
2020-04-23AW07618-INSND
2020-04-23AW07616-INSND
2020-08-28420-179605-2-INSND
2020-08-28420-179605-1-INSND
2020-10-05AW19196-INSND
2021-02-17AX03237-INSND
2021-06-22420-200400-2-INSND
2021-06-22420-200400-1-INSND
2021-08-03AX15584-INSND
2021-08-03AX15580-INSND
2021-08-03AX15582-INSND
2022-03-10AY04233-INSND
2022-06-16420-226818-2-INS1.000 ppb
2022-06-16420-226818-1-INS1.000 ppb
2022-09-13AY16360-INSND
2022-09-13AY16358-INSND
2022-09-13AY16356-INSND
2023-01-24AZ01477-INSND
2023-05-10AZ08476-INSND
2023-05-10AZ08475-INSND
2023-08-16AZ15166-INSND
2023-08-16AZ15164-INSND
2023-08-16AZ15162-INSND