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EWG's Tap Water Database — 2021 UPDATE

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Silver

Long Beach Water Department

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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58

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014N/A00N/A
2015N/A00N/A
2016ND330ND
2017N/A00N/A
2018N/A00N/A
2019ND250ND

ppb = parts per billion

All test results

Date Lab ID Result
2016-05-059590-040-0836ND
2016-08-034206-001-0853ND
2016-08-034206-043-0847ND
2016-08-034206-038-1243ND
2016-08-034206-035-1157ND
2016-08-034206-033-1059ND
2016-08-034206-030-1006ND
2016-08-034206-012-0821ND
2016-08-034206-002-0927ND
2016-08-044206-062-0937ND
2016-08-044206-028-1130ND
2016-08-044206-058-1128ND
2016-08-044206-027-1026ND
2016-08-044206-063-0852ND
2016-08-044206-059-1016ND
2016-08-044206-025-0923ND
2016-08-044206-023-0955ND
2016-08-044206-061-1053ND
2016-08-044206-041-1259ND
2016-08-044206-020-1102ND
2016-08-044206-042-1211ND
2016-08-044206-014-0848ND
2016-08-044206-057-1209ND
2016-08-044206-013-0826ND
2016-11-039590-039-1029ND
2016-11-039590-028-1028ND
2016-11-039590-057-1048ND
2016-11-039590-061-1121ND
2016-11-039590-020-1011ND
2016-11-049590-003-0933ND
2016-11-049590-026-1147ND
2016-11-119590-026-1119ND
2016-11-119590-040-0913ND
2019-07-189590-041-1011ND
2019-08-069590-014-0816ND
2019-09-119590-030-1246ND
2019-09-119590-033-1221ND
2019-09-119590-035-1114ND
2019-09-119590-039-1041ND
2019-09-119590-040-1156ND
2019-09-129590-063-1049ND
2019-09-129590-059-1353ND
2019-09-129590-062-1129ND
2019-09-129590-058-1320ND
2019-09-129590-043-0917ND
2019-09-129590-042-1231ND
2019-09-129590-028-1228ND
2019-09-129590-027-1137ND
2019-09-129590-026-1031ND
2019-09-129590-025-1000ND
2019-09-129590-023-1109ND
2019-09-129590-020-1206ND
2019-09-129590-013-1008ND
2019-09-129590-012-0841ND
2019-09-129590-003-0930ND
2019-09-129590-002-0906ND
2019-09-129590-001-0843ND
2019-12-119590-061-1208ND