Silver

Franklin Square 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.

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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	5	ND
2015	ND	6	ND
2016	ND	6	ND
2017	ND	7	ND
2018	ND	8	ND
2019	ND	6	ND

ppb = parts per billion

All test results

Date	Lab ID	Result
2014-08-05	1408282-002-SEC	ND
2014-08-12	1408828-001-SEC	ND
2014-08-12	1408828-002-SEC	ND
2014-08-12	1408828-003-SEC	ND
2014-08-19	1408D68-001-SEC	ND
2015-08-11	1508867-005-SEC	ND
2015-08-11	1508867-002-SEC	ND
2015-08-11	1508867-003-SEC	ND
2015-08-11	1508867-004-SEC	ND
2015-08-11	1508867-001-SEC	ND
2015-08-11	1508867-006-SEC	ND
2016-08-02	1608184-002-SECS	ND
2016-08-02	1608184-001-SECS	ND
2016-08-09	1608974-002-SEC	ND
2016-08-09	1608974-001-SEC	ND
2016-08-09	1608974-003-SECS	ND
2016-08-16	1608F54-001-SEC	ND
2017-08-01	7025866001-SEC	ND
2017-08-01	7025869002-SEC	ND
2017-08-01	7025869001-SEC	ND
2017-08-08	7026557004-SEC	ND
2017-08-08	7026557003-SEC	ND
2017-08-08	7026557002-SEC	ND
2017-08-08	7026557001-SEC	ND
2018-08-07	7060712001-SEC	ND
2018-08-07	7060712002-SEC	ND
2018-08-09	7061021001-SEC	ND
2018-08-14	7061492003-SEC	ND
2018-08-14	7061492002-SEC	ND
2018-08-14	7061492004-SEC	ND
2018-08-14	7061492001-SEC	ND
2018-09-10	7064168001-SEC	ND
2019-08-06	70100100001-SEC	ND
2019-08-06	70100100002-SEC	ND
2019-08-20	70105087001-SEC	ND
2019-08-27	70102929003-SEC	ND
2019-08-27	70102929002-SEC	ND
2019-08-27	70102929001-SEC	ND