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EWG's Tap Water Database — 2021 UPDATE

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Silver

Chino Basin Desalter Authority - Desalter 1

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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119

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND190ND
20150.125 ppb221ND - 2.74 ppb
2016ND230ND
20170.139 ppb202ND - 1.82 ppb
2018ND190ND
2019ND160ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-01-141808-016-1040ND
2014-01-214790-021-1400ND
2014-04-081808-016-0652ND
2014-07-024790-001-0845ND
2014-07-024790-002-0745ND
2014-07-024790-004-0600ND
2014-07-081808-016-0648ND
2014-07-094790-005-0645ND
2014-07-094790-006-0845ND
2014-07-094790-007-0915ND
2014-07-094790-008-0745ND
2014-07-164790-009-0600ND
2014-07-164790-010-0700ND
2014-07-164790-011-0800ND
2014-07-164790-013-0915ND
2014-07-234790-015-0600ND
2014-07-234790-020-0904ND
2014-08-134790-014-0900ND
2014-10-141808-016-0950ND
2015-01-121808-016-07152.74 ppb
2015-04-141808-016-0850ND
2015-06-091808-016-0736ND
2015-07-014790-001-0910ND
2015-07-014790-002-0830ND
2015-07-014790-004-1014ND
2015-07-084790-005-0730ND
2015-07-084790-008-0820ND
2015-07-084790-009-0915ND
2015-07-084790-010-1020ND
2015-07-084790-011-1123ND
2015-07-141808-016-0708ND
2015-07-154790-020-0730ND
2015-07-154790-021-0650ND
2015-07-154790-021-0730ND
2015-07-224790-006-1120ND
2015-07-224790-007-1045ND
2015-07-224790-013-0945ND
2015-07-224790-014-0853ND
2015-09-081808-016-0735ND
2015-10-131808-016-0640ND
2015-12-091808-016-0630ND
2016-01-121808-016-0940ND
2016-03-081808-016-0610ND
2016-04-044790-015-0945ND
2016-04-121808-016-0656ND
2016-06-141808-016-0745ND
2016-07-064790-005-0600ND
2016-07-064790-008-0650ND
2016-07-064790-009-0800ND
2016-07-064790-010-0910ND
2016-07-121808-016-0645ND
2016-07-134790-006-0700ND
2016-07-134790-007-0630ND
2016-07-134790-021-0800ND
2016-07-204790-011-0700ND
2016-07-204790-013-0800ND
2016-07-204790-014-0900ND
2016-07-204790-020-1000ND
2016-07-274790-001-0700ND
2016-07-274790-002-0730ND
2016-07-274790-004-0845ND
2016-09-131808-016-0635ND
2016-10-111808-016-0748ND
2016-12-131808-016-0720ND
2017-01-101808-016-0908ND
2017-03-141808-016-0555ND
2017-04-111808-016-0645ND
2017-06-131808-016-0850ND
2017-07-111808-016-0755ND
2017-07-124790-020-0600ND
2017-07-124790-023-0930ND
2017-07-124790-024-0630ND
2017-07-194790-011-0530ND
2017-07-194790-013-0630ND
2017-07-194790-014-0730ND
2017-07-194790-015-0830ND
2017-07-264790-006-0900ND
2017-07-264790-007-0930ND
2017-07-264790-021-0700ND
2017-08-024790-001-0700ND
2017-08-024790-004-0815ND
2017-09-121808-016-08401.82 ppb
2017-10-101808-016-0815ND
2017-12-111808-016-07050.950 ppb
2018-04-101808-016-1310ND
2018-06-121808-016-0850ND
2018-07-124790-006-0930ND
2018-07-124790-007-1050ND
2018-07-124790-021-0700ND
2018-07-174790-005-0830ND
2018-07-174790-008-0715ND
2018-07-174790-009-1015ND
2018-07-174790-010-1100ND
2018-07-244790-011-0635ND
2018-07-244790-013-0720ND
2018-07-244790-014-0800ND
2018-07-244790-015-0900ND
2018-07-314790-001-0445ND
2018-07-314790-002-0530ND
2018-07-314790-004-0830ND
2018-08-074790-023-0945ND
2018-08-074790-024-1030ND
2018-08-144790-020-0730ND
2019-07-104790-001-1015ND
2019-07-104790-002-0915ND
2019-07-104790-004-1100ND
2019-07-174790-005-0745ND
2019-07-174790-008-0830ND
2019-07-174790-009-0900ND
2019-07-174790-010-0800ND
2019-07-244790-013-0930ND
2019-07-244790-014-0900ND
2019-07-244790-015-1000ND
2019-07-314790-006-1000ND
2019-07-314790-007-0900ND
2019-07-314790-021-0945ND
2019-08-074790-023-0800ND
2019-08-074790-024-0730ND
2019-08-144790-020-0830ND