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EWG's Tap Water Database — 2021 UPDATE

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Silver

City of Bakersfield

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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106

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND140ND
2015ND210ND
2016ND180ND
2017ND140ND
2018ND220ND
2019ND170ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-035810-117-1006ND
2014-04-085810-100-1205ND
2014-04-145810-103-1029ND
2014-04-235810-103-1510ND
2014-05-065810-011-0930ND
2014-06-035810-009-0905ND
2014-06-235810-119-1030ND
2014-07-025806-109-1420ND
2014-07-105806-034-1326ND
2014-07-105806-108-1045ND
2014-08-195806-003-1400ND
2014-08-195806-023-1037ND
2014-09-105806-033-1058ND
2014-10-285810-104-1408ND
2015-01-145810-037-0825ND
2015-02-055806-017-1125ND
2015-03-175806-010-1106ND
2015-03-175806-019-1425ND
2015-03-175806-043-1300ND
2015-04-065806-044-1420ND
2015-04-065806-105-1026ND
2015-04-225806-102-1335ND
2015-06-255806-013-0900ND
2015-07-015806-126-1441ND
2015-07-015806-127-1113ND
2015-07-165806-050-0832ND
2015-07-225806-118-0925ND
2015-08-265806-016-1510ND
2015-09-165806-014-0955ND
2015-12-075806-041-1330ND
2015-12-075806-045-1240ND
2015-12-075806-049-1146ND
2015-12-145806-012-1315ND
2015-12-215806-020-0918ND
2015-12-225806-038-1205ND
2016-02-245806-039-1110ND
2016-03-075806-025-0950ND
2016-03-075806-027-1220ND
2016-03-245806-018-0903ND
2016-04-015806-104-1125ND
2016-04-045806-139-1226ND
2016-06-145806-021-1120ND
2016-06-275806-004-1234ND
2016-08-155806-008-1102ND
2016-08-165806-042-0900ND
2016-08-295806-022-1115ND
2016-09-135806-115-1400ND
2016-09-275806-030-1400ND
2016-09-285806-007-1010ND
2016-09-285806-031-0920ND
2016-10-275806-047-1232ND
2016-10-315806-046-1209ND
2016-11-015806-035-1147ND
2017-03-175806-117-0955ND
2017-04-105806-100-1005ND
2017-04-125806-103-1105ND
2017-04-135806-119-1435ND
2017-05-095806-011-1120ND
2017-06-095806-009-0840ND
2017-07-065806-034-1145ND
2017-07-065806-038-1145ND
2017-07-065806-108-1055ND
2017-07-105806-109-1120ND
2017-08-105806-023-1330ND
2017-08-305806-003-1030ND
2017-10-115806-104-1433ND
2017-12-055806-033-1250ND
2018-01-235806-037-1217ND
2018-01-295806-145-1340ND
2018-03-125806-104-1435ND
2018-03-145806-043-1140ND
2018-03-145806-044-1050ND
2018-03-145806-102-0935ND
2018-04-185806-105-1200ND
2018-05-085806-010-0820ND
2018-05-165806-019-0945ND
2018-05-295806-041-1000ND
2018-06-125806-118-1053ND
2018-06-275806-127-1222ND
2018-06-285806-017-1000ND
2018-07-245806-018-0825ND
2018-08-165806-012-0825ND
2018-08-215806-016-0930ND
2018-09-115806-013-1105ND
2018-09-135806-014-1040ND
2018-10-305806-014-1100ND
2018-12-125806-049-0942ND
2018-12-195806-020-1047ND
2018-12-205806-050-1138ND
2019-02-125806-039-0930ND
2019-03-195806-027-1119ND
2019-03-255806-025-0925ND
2019-06-135806-008-1130ND
2019-06-135806-021-0822ND
2019-06-185806-020-0900ND
2019-07-185806-046-1121ND
2019-08-195806-042-1205ND
2019-09-105806-007-1131ND
2019-09-105806-030-1020ND
2019-09-115806-035-0820ND
2019-09-125806-031-0925ND
2019-09-255806-022-1230ND
2019-09-255806-115-1250ND
2019-11-195806-045-0909ND
2019-11-195806-126-1345ND
2019-12-195806-047-1507ND