Menu

EWG's Tap Water Database — 2019 UPDATE

Donate

Silver

East Bay Municipal Utility District

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.

 

344

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND460ND
2013ND490ND
2014ND590ND
2015ND640ND
2016ND610ND
2017ND650ND

ppb = parts per billion

All test results

Date Lab ID Result
2012-03-208201-004-0730ND
2012-04-038201-004-0900ND
2012-04-038201-005-0915ND
2012-04-038201-012-0820ND
2012-04-248201-009-0840ND
2012-05-018201-004-0915ND
2012-05-018201-005-0955ND
2012-05-018201-009-0835ND
2012-05-018201-012-0930ND
2012-05-158201-011-0830ND
2012-06-058201-004-0840ND
2012-06-058201-005-0830ND
2012-06-058201-009-0950ND
2012-06-058201-012-0930ND
2012-06-128201-011-0900ND
2012-06-268201-009-0915ND
2012-07-038201-004-0921ND
2012-07-038201-005-0945ND
2012-07-038201-009-0836ND
2012-07-038201-011-0816ND
2012-07-038201-012-1015ND
2012-07-108201-004-0648ND
2012-07-108201-012-0800ND
2012-07-178201-005-0905ND
2012-07-188201-005-1350ND
2012-07-188201-011-0853ND
2012-08-078201-004-0906ND
2012-08-078201-005-1050ND
2012-08-078201-009-0815ND
2012-08-078201-011-0835ND
2012-08-078201-012-0820ND
2012-09-048201-004-0850ND
2012-09-048201-005-0940ND
2012-09-048201-009-0810ND
2012-09-048201-011-0800ND
2012-09-048201-012-0955ND
2012-10-028201-004-0800ND
2012-10-028201-005-0845ND
2012-10-028201-009-1132ND
2012-10-028201-012-0955ND
2012-11-068201-004-0801ND
2012-11-068201-005-0900ND
2012-11-068201-009-0900ND
2012-11-068201-012-0920ND
2012-12-048201-005-0930ND
2012-12-048201-012-0845ND
2013-01-088201-005-0815ND
2013-01-088201-012-0840ND
2013-02-058201-005-0720ND
2013-02-058201-012-0835ND
2013-03-058201-005-0830ND
2013-03-058201-012-0930ND
2013-03-198201-009-0945ND
2013-03-198201-011-0820ND
2013-03-298201-004-1035ND
2013-04-028201-004-0916ND
2013-04-028201-005-0655ND
2013-04-028201-009-0830ND
2013-04-028201-011-0900ND
2013-04-028201-012-0800ND
2013-05-078201-004-0700ND
2013-05-078201-005-0725ND
2013-05-078201-009-0850ND
2013-05-078201-012-0830ND
2013-06-048201-005-0722ND
2013-06-048201-009-0845ND
2013-06-048201-012-0900ND
2013-07-028201-005-0730ND
2013-07-028201-009-0825ND
2013-07-028201-012-0900ND
2013-07-118201-005-1025ND
2013-07-158201-005-1235ND
2013-07-238201-004-0745ND
2013-07-238201-009-1030ND
2013-07-238201-012-0839ND
2013-08-068201-004-0950ND
2013-08-068201-005-0803ND
2013-08-068201-009-0800ND
2013-08-068201-012-0840ND
2013-09-038201-004-0915ND
2013-09-038201-005-0715ND
2013-09-038201-009-0830ND
2013-09-038201-012-0855ND
2013-10-018201-004-0930ND
2013-10-018201-005-0700ND
2013-10-018201-009-0805ND
2013-10-018201-012-0850ND
2013-11-018201-009-0850ND
2013-11-058201-004-0811ND
2013-11-058201-005-0745ND
2013-11-058201-012-0955ND
2013-12-028201-009-0925ND
2013-12-038201-004-0822ND
2013-12-038201-005-0845ND
2013-12-038201-012-0815ND
2014-01-078201-005-0925ND
2014-01-078201-012-0835ND
2014-02-048201-005-0713ND
2014-02-048201-012-0850ND
2014-02-258201-004-0805ND
2014-03-048201-004-0800ND
2014-03-048201-005-0902ND
2014-03-048201-012-0920ND
2014-03-058201-011-0908ND
2014-04-018201-004-0730ND
2014-04-018201-005-0846ND
2014-04-018201-011-0855ND
2014-04-018201-012-0806ND
2014-04-088201-011-0820ND
2014-04-238201-005-0720ND
2014-04-298201-009-0745ND
2014-05-068201-004-0825ND
2014-05-068201-005-0725ND
2014-05-068201-009-0845ND
2014-05-068201-011-0820ND
2014-05-068201-012-0815ND
2014-06-038201-004-0945ND
2014-06-038201-005-0825ND
2014-06-038201-009-0835ND
2014-06-038201-011-0930ND
2014-06-038201-012-0805ND
2014-06-168201-009-0915ND
2014-06-178201-004-0900ND
2014-06-178201-012-1030ND
2014-07-018201-004-0807ND
2014-07-018201-005-0920ND
2014-07-018201-009-0800ND
2014-07-018201-011-0730ND
2014-07-018201-012-0944ND
2014-08-058201-004-0850ND
2014-08-058201-005-0840ND
2014-08-058201-009-0900ND
2014-08-058201-011-0735ND
2014-08-058201-012-0850ND
2014-09-028201-004-0720ND
2014-09-028201-005-0805ND
2014-09-028201-009-0830ND
2014-09-028201-011-0847ND
2014-09-028201-012-0930ND
2014-09-108201-005-0905ND
2014-10-078201-004-0725ND
2014-10-078201-005-0805ND
2014-10-078201-009-0930ND
2014-10-078201-011-0745ND
2014-10-078201-012-0815ND
2014-11-048201-004-0900ND
2014-11-048201-005-0920ND
2014-11-048201-009-0840ND
2014-11-048201-011-0800ND
2014-11-048201-012-0940ND
2014-12-028201-005-1000ND
2014-12-028201-011-0832ND
2014-12-028201-012-1000ND
2014-12-038201-009-0915ND
2015-01-068201-005-0754ND
2015-01-068201-009-0810ND
2015-01-068201-011-0815ND
2015-01-068201-012-0905ND
2015-02-038201-005-0855ND
2015-02-038201-009-0946ND
2015-02-038201-011-0911ND
2015-02-038201-012-0805ND
2015-03-038201-005-1038ND
2015-03-038201-009-0650ND
2015-03-038201-011-0816ND
2015-03-038201-012-0800ND
2015-04-078201-005-0912ND
2015-04-078201-009-0845ND
2015-04-078201-011-0756ND
2015-04-078201-012-0810ND
2015-05-058201-005-0750ND
2015-05-058201-009-0846ND
2015-05-058201-011-0816ND
2015-05-058201-012-0805ND
2015-05-128201-004-0745ND
2015-06-028201-004-0724ND
2015-06-028201-005-0840ND
2015-06-028201-009-0816ND
2015-06-028201-011-0729ND
2015-06-028201-012-0900ND
2015-07-078201-004-1037ND
2015-07-078201-005-0716ND
2015-07-078201-011-0749ND
2015-07-078201-012-1055ND
2015-07-098201-005-0809ND
2015-07-148201-009-0841ND
2015-07-158201-009-0750ND
2015-07-218201-011-0835ND
2015-07-218201-012-0850ND
2015-07-288201-004-1035ND
2015-07-308201-005-1212ND
2015-08-048201-004-0800ND
2015-08-048201-005-0658ND
2015-08-048201-009-0850ND
2015-08-048201-011-0842ND
2015-08-048201-012-0845ND
2015-09-018201-004-0803ND
2015-09-018201-005-0717ND
2015-09-018201-009-0830ND
2015-09-018201-011-0813ND
2015-09-018201-012-0835ND
2015-09-168201-012-0930ND
2015-10-068201-004-0740ND
2015-10-068201-005-0730ND
2015-10-068201-009-0825ND
2015-10-068201-011-0758ND
2015-10-068201-012-0845ND
2015-11-038201-004-1004ND
2015-11-038201-005-0815ND
2015-11-038201-009-0855ND
2015-11-038201-011-0810ND
2015-11-038201-012-0917ND
2015-12-018201-005-0832ND
2015-12-018201-009-0950ND
2015-12-018201-011-1025ND
2015-12-018201-012-0945ND
2015-12-168201-013-0955ND
2015-12-178201-013-1010ND
2016-01-058201-005-0735ND
2016-01-058201-009-1055ND
2016-01-058201-011-1000ND
2016-01-058201-012-0820ND
2016-02-028201-005-0921ND
2016-02-028201-009-0815ND
2016-02-028201-011-0849ND
2016-02-028201-012-0845ND
2016-02-028201-013-0945ND
2016-02-168201-013-0910ND
2016-03-018201-005-0724ND
2016-03-018201-009-0905ND
2016-03-018201-011-0831ND
2016-03-018201-012-0820ND
2016-03-088201-013-0901ND
2016-04-058201-005-0700ND
2016-04-058201-012-0830ND
2016-04-128201-004-0913ND
2016-05-108201-004-0722ND
2016-05-108201-005-0710ND
2016-05-108201-012-0807ND
2016-06-078201-004-0934ND
2016-06-078201-005-0722ND
2016-06-078201-012-0820ND
2016-06-138201-005-0815ND
2016-06-148201-009-0830ND
2016-06-298201-004-0845ND
2016-06-298201-012-0843ND
2016-07-058201-004-0907ND
2016-07-058201-005-0705ND
2016-07-058201-005-0911ND
2016-07-058201-009-0910ND
2016-07-058201-012-0805ND
2016-07-128201-009-0900ND
2016-08-028201-004-0850ND
2016-08-028201-005-0700ND
2016-08-028201-009-0850ND
2016-08-028201-012-0825ND
2016-09-068201-004-0825ND
2016-09-068201-005-0735ND
2016-09-068201-009-1024ND
2016-09-068201-012-0835ND
2016-09-138201-013-1008ND
2016-09-208201-011-0826ND
2016-10-048201-004-0940ND
2016-10-048201-005-0730ND
2016-10-048201-009-0833ND
2016-10-048201-011-0830ND
2016-10-048201-012-0835ND
2016-10-251610-011-0840ND
2016-10-258201-013-0940ND
2016-11-018201-004-0830ND
2016-11-018201-009-0855ND
2016-11-018201-011-0935ND
2016-11-018201-012-0844ND
2016-11-018201-013-0900ND
2016-12-068201-004-0817ND
2016-12-068201-009-0800ND
2016-12-068201-011-0835ND
2016-12-068201-012-1010ND
2016-12-068201-013-0835ND
2017-01-038201-004-0745ND
2017-01-038201-009-0805ND
2017-01-038201-011-0801ND
2017-01-038201-012-0750ND
2017-01-038201-013-1005ND
2017-02-011610-004-0905ND
2017-02-011610-012-0728ND
2017-02-078201-004-1000ND
2017-02-078201-009-0917ND
2017-02-078201-011-0950ND
2017-02-078201-012-0745ND
2017-02-078201-013-0830ND
2017-02-218201-013-0825ND
2017-02-228201-009-0850ND
2017-02-228201-011-0855ND
2017-03-078201-004-0720ND
2017-03-078201-009-0820ND
2017-03-078201-011-0800ND
2017-03-078201-012-0745ND
2017-03-078201-013-0855ND
2017-04-048201-004-0755ND
2017-04-048201-009-1014ND
2017-04-048201-011-0835ND
2017-04-048201-012-0821ND
2017-04-048201-013-0925ND
2017-04-258201-005-0909ND
2017-05-028201-004-0830ND
2017-05-028201-005-0915ND
2017-05-028201-009-0850ND
2017-05-028201-011-0855ND
2017-05-028201-012-0800ND
2017-05-028201-013-0825ND
2017-06-068201-004-0815ND
2017-06-068201-005-0930ND
2017-06-068201-009-0821ND
2017-06-068201-011-0830ND
2017-06-068201-012-0830ND
2017-06-278201-004-0810ND
2017-06-278201-012-0910ND
2017-06-288201-005-0903ND
2017-07-058201-004-0945ND
2017-07-058201-005-0920ND
2017-07-058201-009-0735ND
2017-07-058201-011-0842ND
2017-07-058201-012-0740ND
2017-07-268201-005-0913ND
2017-08-018201-004-0840ND
2017-08-018201-005-0712ND
2017-08-018201-009-0900ND
2017-08-018201-011-0830ND
2017-08-018201-012-0820ND
2017-09-058201-004-0910ND
2017-09-058201-005-0910ND
2017-09-058201-009-0900ND
2017-09-058201-012-0745ND
2017-10-038201-004-0830ND
2017-10-038201-005-0925ND
2017-10-038201-009-0855ND
2017-10-038201-012-0730ND
2017-11-078201-004-0850ND
2017-11-078201-012-0810ND
2017-11-228201-005-1228ND
2017-12-058201-005-0910ND
2017-12-058201-012-0920ND
2017-12-128201-009-0825ND