Silver
Arbor Hills Water Works
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.
10
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 1 | 0 | ND |
| 2020 | ND | 3 | 0 | ND |
| 2021 | ND | 2 | 0 | ND |
| 2022 | ND | 3 | 0 | ND |
| 2023 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2019-09-19 | CE13376 INS | ND |
| 2020-05-14 | AW08956-INS | ND |
| 2020-05-14 | AW08958-INS | ND |
| 2020-10-06 | AW19319-INS | ND |
| 2021-05-18 | AX09492-INS | ND |
| 2021-05-18 | AX09490-INS | ND |
| 2022-04-08 | AY05847-INS | ND |
| 2022-04-08 | AY05849-INS | ND |
| 2022-05-18 | 4202239301-INS | ND |
| 2023-12-19 | AZ22865-SEC | ND |