Menu

EWG's Tap Water Database — 2019 UPDATE

Donate

Silver

City of Sugar Land

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.

 

17

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND10ND
2013ND10ND
2014ND60ND
2015ND20ND
2016ND10ND
2017ND60ND

ppb = parts per billion

All test results

Date Lab ID Result
2012-08-23AB99485ND
2013-12-03AC36396ND
2014-02-11AC42154ND
2014-03-26AC48311ND
2014-03-26AC48323ND
2014-03-26AC48315ND
2014-03-26AC48310ND
2014-03-26AC48312ND
2015-01-22AC77304ND
2015-04-01AC86908ND
2016-02-02AD21386ND
2017-01-04AD62926ND
2017-03-22AD76264ND
2017-03-22AD76267ND
2017-03-22AD76259ND
2017-03-22AD76263ND
2017-04-03AD77986ND