Silver

Southern Nevada Water System

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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184

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	24	ND
2015	ND	27	ND
2016	ND	35	ND
2017	ND	36	ND
2018	ND	36	ND
2019	ND	26	ND

ppb = parts per billion

All test results

Date	Lab ID	Result
2014-01-13	14010141-002	ND
2014-01-13	14010141-004	ND
2014-02-10	14020119-002	ND
2014-02-10	14020119-004	ND
2014-03-10	14030086-002	ND
2014-03-10	14030086-004	ND
2014-04-07	14040087-002	ND
2014-04-07	14040087-004	ND
2014-05-05	14050035-002	ND
2014-05-05	14050035-004	ND
2014-06-03	14060044-002	ND
2014-06-03	14060044-004	ND
2014-07-08	14070101-002	ND
2014-07-08	14070101-004	ND
2014-08-04	14070595-002	ND
2014-08-04	14070595-004	ND
2014-09-02	14080502-002	ND
2014-09-02	14080502-004	ND
2014-10-06	14100035-002	ND
2014-10-06	14100035-004	ND
2014-11-04	14110033-002	ND
2014-11-04	14110033-004	ND
2014-12-01	14110472-002	ND
2014-12-01	14110472-004	ND
2015-01-05	14120546-002	ND
2015-01-05	14120546-004	ND
2015-02-02	15010461-002	ND
2015-02-02	15010461-004	ND
2015-03-02	15020449-002	ND
2015-03-02	15020449-004	ND
2015-04-06	15040041-002	ND
2015-04-06	15040041-004	ND
2015-05-04	15040555-001	ND
2015-05-05	15050026-002	ND
2015-05-05	15050026-004	ND
2015-06-02	15060028-002	ND
2015-06-02	15060028-004	ND
2015-07-06	15070058-002	ND
2015-07-06	15070058-004	ND
2015-08-03	15070653-002	ND
2015-08-03	15070653-004	ND
2015-09-08	15090066-002	ND
2015-09-08	15090066-004	ND
2015-09-28	15090450-002	ND
2015-09-28	15090450-004	ND
2015-10-05	15100029-002	ND
2015-10-05	15100029-003	ND
2015-11-02	15110007-002	ND
2015-11-02	15110007-003	ND
2015-12-01	15110495-002	ND
2015-12-01	15110495-003	ND
2016-01-04	15120509-002	ND
2016-01-04	15120509-003	ND
2016-02-01	16010441-002	ND
2016-02-01	16010441-003	ND
2016-03-01	16020478-002	ND
2016-03-01	16020478-003	ND
2016-04-04	16030498-002	ND
2016-04-04	16030498-003	ND
2016-05-02	S1600918001	ND
2016-05-02	16040465-002	ND
2016-05-02	S1600918002	ND
2016-05-02	16040465-003	ND
2016-05-02	S1600918003	ND
2016-06-01	S1602026001	ND
2016-06-01	S1602026002	ND
2016-06-01	S1602026003	ND
2016-07-05	S1602500001	ND
2016-07-05	S1602500002	ND
2016-07-05	S1602500003	ND
2016-08-02	S1603059001	ND
2016-08-02	S1603059002	ND
2016-08-02	S1603059003	ND
2016-09-06	S1603882001	ND
2016-09-06	S1603882002	ND
2016-09-06	S1603882003	ND
2016-10-03	S1604610001	ND
2016-10-03	S1604610002	ND
2016-10-03	S1604610003	ND
2016-10-13	S1605589001	ND
2016-11-01	S1605299001	ND
2016-11-01	S1605299002	ND
2016-11-01	S1605299003	ND
2016-12-05	S1606031001	ND
2016-12-05	S1606031002	ND
2016-12-05	S1606031003	ND
2017-01-03	S1606725001	ND
2017-01-03	S1606725002	ND
2017-01-03	S1606725003	ND
2017-02-06	S1700066001	ND
2017-02-06	S1700066002	ND
2017-02-06	S1700066003	ND
2017-03-06	S1701111001	ND
2017-03-06	S1701111002	ND
2017-03-20	S1701624003	ND
2017-04-03	S1701907001	ND
2017-04-03	S1701907002	ND
2017-04-03	S1701907003	ND
2017-05-02	S1702196001	ND
2017-05-02	S1702196002	ND
2017-05-02	S1702196003	ND
2017-06-05	S1703025001	ND
2017-06-05	S1703025002	ND
2017-06-05	S1703025003	ND
2017-07-05	S1703967001	ND
2017-07-05	S1703967002	ND
2017-07-05	S1703967003	ND
2017-08-01	S1704597001	ND
2017-08-01	S1704597002	ND
2017-08-01	S1704597003	ND
2017-09-05	S1705334001	ND
2017-09-05	S1705334002	ND
2017-09-05	S1705334003	ND
2017-10-03	S1706292001	ND
2017-10-03	S1706292002	ND
2017-10-03	S1706292003	ND
2017-11-20	S1707078001	ND
2017-11-20	S1707078002	ND
2017-11-20	S1707078003	ND
2017-12-05	S1707874001	ND
2017-12-05	S1707874002	ND
2017-12-05	S1707874003	ND
2018-01-02	S1709113001	ND
2018-01-02	S1709113002	ND
2018-01-16	S1800488001	ND
2018-02-05	S1800959001	ND
2018-02-05	S1800959002	ND
2018-02-05	S1800959003	ND
2018-03-05	S1800047001	ND
2018-03-05	S1800047002	ND
2018-03-05	S1800047003	ND
2018-04-03	S1801672001	ND
2018-04-03	S1801672002	ND
2018-04-03	S1801672003	ND
2018-05-01	S1802314001	ND
2018-05-01	S1802314002	ND
2018-05-01	S1802314003	ND
2018-06-05	S1802979001	ND
2018-06-05	S1802979002	ND
2018-06-05	S1802979003	ND
2018-07-10	S1803721001	ND
2018-07-10	S1803721002	ND
2018-07-10	S1803721003	ND
2018-08-07	S1804533001	ND
2018-08-07	S1804533002	ND
2018-08-07	S1804533003	ND
2018-09-04	S1805353001	ND
2018-09-04	S1805353002	ND
2018-09-04	S1805353003	ND
2018-10-02	S1806129001	ND
2018-10-02	S1806129002	ND
2018-10-02	S1806129003	ND
2018-11-12	S1806808001	ND
2018-11-12	S1806808002	ND
2018-11-12	S1806808003	ND
2018-12-11	S1808173001	ND
2018-12-11	S1808173002	ND
2018-12-11	S1808173003	ND
2019-01-07	S1809752002	ND
2019-01-07	S1809752003	ND
2019-02-12	S1900604001	ND
2019-02-12	S1900604002	ND
2019-02-12	S1900604003	ND
2019-03-12	S1900605001	ND
2019-03-12	S1900605002	ND
2019-03-12	S1900605003	ND
2019-04-09	S1900606002	ND
2019-04-09	S1900606003	ND
2019-05-14	S1903038002	ND
2019-05-14	S1903038003	ND
2019-06-11	S1912497002	ND
2019-06-11	S1912497003	ND
2019-07-09	S1911019002	ND
2019-07-09	S1911019003	ND
2019-08-13	S1922740002	ND
2019-08-13	S1922740003	ND
2019-09-10	S1926801002	ND
2019-09-10	S1926801003	ND
2019-10-08	S1947937002	ND
2019-10-08	S1947937003	ND
2019-11-12	S1957061002	ND
2019-11-12	S1957061003	ND
2019-12-10	S1967024002	ND
2019-12-10	S1967024003A	ND