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EWG's Tap Water Database — 2021 UPDATE

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Silver

Yuima Municipal Water District Ida

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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45

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND70ND
2015ND30ND
2016ND130ND
2017ND60ND
2018ND30ND
2019ND130ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-01-142706-043-0915ND
2014-04-082706-044-0900ND
2014-05-132706-037-1000ND
2014-07-082706-020-1120ND
2014-08-122706-045-1050ND
2014-10-092706-002-1300ND
2014-10-162706-002-0850ND
2015-03-102706-004-1130ND
2015-07-142706-042-0900ND
2015-07-142706-040-0906ND
2016-03-102706-048-1130ND
2016-04-122706-032-0825ND
2016-06-142706-029-0750ND
2016-06-142706-041-0848ND
2016-06-142706-033-0930ND
2016-06-142706-028-0810ND
2016-06-142706-006-0930ND
2016-06-142706-005-0845ND
2016-07-122706-031-0945ND
2016-07-122706-012-0830ND
2016-07-122706-007-1002ND
2016-08-092706-047-0820ND
2016-10-142706-011-1030ND
2017-01-102706-044-1120ND
2017-01-102706-043-1115ND
2017-04-112706-046-0835ND
2017-04-112706-045-0850ND
2017-05-092706-037-1050ND
2017-07-112706-020-0745ND
2018-07-102706-004-1105ND
2018-07-102706-042-0920ND
2018-07-102706-040-0930ND
2019-03-122706-048-1045ND
2019-04-092706-032-0900ND
2019-06-112706-041-0800ND
2019-06-112706-033-0845ND
2019-06-112706-029-1215ND
2019-06-112706-028-1200ND
2019-06-112706-005-1200ND
2019-07-092706-047-1130ND
2019-07-092706-031-0730ND
2019-07-092706-012-0845ND
2019-07-092706-007-0800ND
2019-07-092706-006-0800ND
2019-10-082706-011-0820ND