Silver
Port Washington WD
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.
49
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 | ND | 8 | 0 | ND |
| 2015 | ND | 8 | 0 | ND |
| 2016 | ND | 8 | 0 | ND |
| 2017 | ND | 9 | 0 | ND |
| 2018 | ND | 8 | 0 | ND |
| 2019 | ND | 8 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-04-07 | 1404520-003-SEC | ND |
| 2014-04-07 | 1404520-008-SEC | ND |
| 2014-04-07 | 1404520-006-SEC | ND |
| 2014-04-07 | 1404520-001-SEC | ND |
| 2014-04-07 | 1404520-005-SEC | ND |
| 2014-04-14 | 1404A14-004-SEC | ND |
| 2014-04-14 | 1404A14-008-SEC | ND |
| 2014-04-14 | 1404A14-007-SEC | ND |
| 2015-04-06 | 1504353-006-SEC | ND |
| 2015-04-06 | 1504351-001-SEC | ND |
| 2015-04-06 | 1504351-003-SEC | ND |
| 2015-04-06 | 1504351-002-SEC | ND |
| 2015-04-13 | 1504912-006-SEC | ND |
| 2015-04-13 | 1504912-001-SEC | ND |
| 2015-04-13 | 1504912-005-SEC | ND |
| 2015-04-22 | 1504H15-002-SEC | ND |
| 2016-04-04 | 1604285-002-SEC | ND |
| 2016-04-04 | 1604282-002-SEC | ND |
| 2016-04-11 | 1604997-002-SEC | ND |
| 2016-04-11 | 1604990-002-SEC | ND |
| 2016-05-02 | 1605093-002-SEC | ND |
| 2016-05-02 | 1605104-001-SEC | ND |
| 2016-05-09 | 1605753-001-SEC | ND |
| 2016-05-23 | 1605L28-001-SEC | ND |
| 2017-04-03 | 7014743006-SEC | ND |
| 2017-04-03 | 7014743005-SEC | ND |
| 2017-04-03 | 7014743004-SEC | ND |
| 2017-04-10 | 7015386002-SEC | ND |
| 2017-04-13 | 7015766001-SEC | ND |
| 2017-05-01 | 7017344001-SEC | ND |
| 2017-05-01 | 7017344002-SEC | ND |
| 2017-05-08 | 7018068001-SEC | ND |
| 2017-05-08 | 7018068002-SEC | ND |
| 2018-04-03 | 7046947002-SEC | ND |
| 2018-04-03 | 7046952001-SEC | ND |
| 2018-04-09 | 7047715003-SEC | ND |
| 2018-04-17 | 7048617002-SEC | ND |
| 2018-05-01 | 7050068001-SEC | ND |
| 2018-05-01 | 7050071001-SEC | ND |
| 2018-05-07 | 7050717001-SEC | ND |
| 2018-05-07 | 7050719001-SEC | ND |
| 2019-04-11 | 7085526005-SEC | ND |
| 2019-04-11 | 7085526009-SEC | ND |
| 2019-04-12 | 7085694008-SEC | ND |
| 2019-04-25 | 7087268001-SEC | ND |
| 2019-05-17 | 7089996001-SEC | ND |
| 2019-05-20 | 7090159001-SEC | ND |
| 2019-05-22 | 7090503001-SEC | ND |
| 2019-05-22 | 7090503002-SEC | ND |