Silver

Enterprise 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.

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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
2014	ND	1	ND
2015	N/A	0	N/A
2016	ND	16	ND
2017	ND	4	ND
2018	N/A	0	N/A
2019	ND	15	ND

ppb = parts per billion

All test results

Date	Lab ID	Result
2014-11-18	1411-00235-6I	ND
2016-10-18	1610-00215-1I	ND
2016-12-06	161200141-27	ND
2016-12-06	1612-00141-35	ND
2016-12-06	161200141-25	ND
2016-12-06	1612-00141-32	ND
2016-12-06	161200141-6	ND
2016-12-06	161200141-20	ND
2016-12-06	161200141-14	ND
2016-12-06	161200141-16	ND
2016-12-06	161200141-12	ND
2016-12-06	161200141-18	ND
2016-12-06	161200141-2	ND
2016-12-06	161200141-8	ND
2016-12-06	161200141-10	ND
2016-12-06	161200141-4	ND
2016-12-06	1612-00141-30	ND
2017-03-21	1703-00293-2	ND
2017-04-24	1704-00401-1	ND
2017-10-31	171100018-11	ND
2017-10-31	171100018-1	ND
2019-12-18	1912-00393-012	ND
2019-12-18	1912-00393-008	ND
2019-12-18	1912-00393-013	ND
2019-12-18	1912-00393-007	ND
2019-12-18	1912-00393-011	ND
2019-12-18	1912-00393-006	ND
2019-12-18	1912-00393-014	ND
2019-12-18	1912-00393-010	ND
2019-12-18	1912-00393-001	ND
2019-12-18	1912-00393-002	ND
2019-12-18	1912-00393-003	ND
2019-12-18	1912-00393-015	ND
2019-12-18	1912-00393-004	ND
2019-12-18	1912-00393-009	ND
2019-12-18	1912-00393-005	ND