Silver
City of Hurst
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.
8
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 3 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 3 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2016-07-11 | Q1627746010 | ND |
| 2016-07-11 | Q1627746011 | ND |
| 2016-07-11 | Q1627746012 | ND |
| 2017-01-04 | Q1700326004 | ND |
| 2017-04-05 | Q1714105006 | ND |
| 2019-01-16 | Q1902266005 | ND |
| 2019-01-16 | Q1902266006 | ND |
| 2019-04-17 | Q1915359006 | ND |