Silver

Mineola

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.

MORE ABOUT THIS CONTAMINANT

Samples

Samples exceeding legal limit (MCL)

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Range of results
2013	N/A	0	N/A
2014	ND	6	ND
2015	ND	5	ND
2016	ND	6	ND
2017	ND	6	ND
2018	ND	9	ND
2019	ND	7	ND

ppb = parts per billion

All test results

Date	Lab ID	Result
2014-02-26	1402E32-001-SEC	ND
2014-02-26	1402E32-002-SEC	ND
2014-03-05	1403245-003-SEC	ND
2014-03-05	1403245-001-SEC	ND
2014-03-05	1403245-002-SEC	ND
2014-12-29	1412I84-002-SEC	ND
2015-01-06	1501205-001-SEC	ND
2015-01-14	1501756-001-SEC	ND
2015-01-22	1501D80-001-SEC	ND
2015-02-03	1502078-001-SEC	ND
2015-02-03	1502078-002-SEC	ND
2016-02-23	1602G34-001-SEC	ND
2016-02-23	1602G34-003-SEC	ND
2016-02-23	1602G34-004-SEC	ND
2016-02-23	1602G34-002-SEC	ND
2016-03-01	1603039-001-SEC	ND
2016-03-01	1603039-002-SEC	ND
2017-03-02	7012480004-SEC	ND
2017-03-02	7012480002-SEC	ND
2017-03-02	7012480003-SEC	ND
2017-03-02	7012480001-SEC	ND
2017-03-07	7012796006-SEC	ND
2017-03-07	7012796005-SEC	ND
2018-01-12	7040297005-SEC	ND
2018-01-12	7040297002-SEC	ND
2018-01-12	7040297006-SEC	ND
2018-01-12	7040297001-SEC	ND
2018-01-12	7040297004-SEC	ND
2018-08-01	7060052001-SEC	ND
2018-08-01	7060056001-SEC	ND
2018-08-07	7060720001-SEC	ND
2018-08-07	7060716001-SEC	ND
2019-02-05	7078460003-SEC	ND
2019-02-05	7078460002-SEC	ND
2019-02-20	7080182001-SEC	ND
2019-02-20	7090181001-SEC	ND
2019-02-26	7080727001-SEC	ND
2019-03-12	7082126002-SEC	ND
2019-04-30	7087690001-SEC	ND